Article Object
(
    [_status:protected] => Array
        (
            [0] => 已发布
            [1] => 草稿
            [2] => 禁用
            [3] => 已审核
            [4] => 已回收
        )

    [_sticky:protected] => Array
        (
            [0] => 否
            [1] => 置顶
        )

    [_md:CActiveRecord:private] => CActiveRecordMetaData Object
        (
            [tableSchema] => CMysqlTableSchema Object
                (
                    [schemaName] => 
                    [name] => article
                    [rawName] => `article`
                    [primaryKey] => id
                    [sequenceName] => 
                    [foreignKeys] => Array
                        (
                        )

                    [columns] => Array
                        (
                            [id] => CMysqlColumnSchema Object
                                (
                                    [name] => id
                                    [rawName] => `id`
                                    [allowNull] => 
                                    [dbType] => int(10) unsigned
                                    [type] => string
                                    [defaultValue] => 
                                    [size] => 10
                                    [precision] => 10
                                    [scale] => 
                                    [isPrimaryKey] => 1
                                    [isForeignKey] => 
                                    [autoIncrement] => 1
                                    [comment] => 
                                    [_e:CComponent:private] => 
                                    [_m:CComponent:private] => 
                                )

                            [sort_id] => CMysqlColumnSchema Object
                                (
                                    [name] => sort_id
                                    [rawName] => `sort_id`
                                    [allowNull] => 
                                    [dbType] => smallint(6) unsigned
                                    [type] => integer
                                    [defaultValue] => 0
                                    [size] => 6
                                    [precision] => 6
                                    [scale] => 
                                    [isPrimaryKey] => 
                                    [isForeignKey] => 
                                    [autoIncrement] => 
                                    [comment] => 分类id
                                    [_e:CComponent:private] => 
                                    [_m:CComponent:private] => 
                                )

                            [title] => CMysqlColumnSchema Object
                                (
                                    [name] => title
                                    [rawName] => `title`
                                    [allowNull] => 1
                                    [dbType] => varchar(255)
                                    [type] => string
                                    [defaultValue] => 
                                    [size] => 255
                                    [precision] => 255
                                    [scale] => 
                                    [isPrimaryKey] => 
                                    [isForeignKey] => 
                                    [autoIncrement] => 
                                    [comment] => 标题
                                    [_e:CComponent:private] => 
                                    [_m:CComponent:private] => 
                                )

                            [title_pic] => CMysqlColumnSchema Object
                                (
                                    [name] => title_pic
                                    [rawName] => `title_pic`
                                    [allowNull] => 1
                                    [dbType] => varchar(255)
                                    [type] => string
                                    [defaultValue] => 
                                    [size] => 255
                                    [precision] => 255
                                    [scale] => 
                                    [isPrimaryKey] => 
                                    [isForeignKey] => 
                                    [autoIncrement] => 
                                    [comment] => 标题图片
                                    [_e:CComponent:private] => 
                                    [_m:CComponent:private] => 
                                )

                            [intro] => CMysqlColumnSchema Object
                                (
                                    [name] => intro
                                    [rawName] => `intro`
                                    [allowNull] => 1
                                    [dbType] => text
                                    [type] => string
                                    [defaultValue] => 
                                    [size] => 
                                    [precision] => 
                                    [scale] => 
                                    [isPrimaryKey] => 
                                    [isForeignKey] => 
                                    [autoIncrement] => 
                                    [comment] => 简介
                                    [_e:CComponent:private] => 
                                    [_m:CComponent:private] => 
                                )

                            [source] => CMysqlColumnSchema Object
                                (
                                    [name] => source
                                    [rawName] => `source`
                                    [allowNull] => 1
                                    [dbType] => varchar(255)
                                    [type] => string
                                    [defaultValue] => 
                                    [size] => 255
                                    [precision] => 255
                                    [scale] => 
                                    [isPrimaryKey] => 
                                    [isForeignKey] => 
                                    [autoIncrement] => 
                                    [comment] => 来源
                                    [_e:CComponent:private] => 
                                    [_m:CComponent:private] => 
                                )

                            [source_link] => CMysqlColumnSchema Object
                                (
                                    [name] => source_link
                                    [rawName] => `source_link`
                                    [allowNull] => 1
                                    [dbType] => varchar(255)
                                    [type] => string
                                    [defaultValue] => 
                                    [size] => 255
                                    [precision] => 255
                                    [scale] => 
                                    [isPrimaryKey] => 
                                    [isForeignKey] => 
                                    [autoIncrement] => 
                                    [comment] => 来源链接
                                    [_e:CComponent:private] => 
                                    [_m:CComponent:private] => 
                                )

                            [author] => CMysqlColumnSchema Object
                                (
                                    [name] => author
                                    [rawName] => `author`
                                    [allowNull] => 1
                                    [dbType] => varchar(255)
                                    [type] => string
                                    [defaultValue] => 
                                    [size] => 255
                                    [precision] => 255
                                    [scale] => 
                                    [isPrimaryKey] => 
                                    [isForeignKey] => 
                                    [autoIncrement] => 
                                    [comment] => 作者
                                    [_e:CComponent:private] => 
                                    [_m:CComponent:private] => 
                                )

                            [editor] => CMysqlColumnSchema Object
                                (
                                    [name] => editor
                                    [rawName] => `editor`
                                    [allowNull] => 1
                                    [dbType] => varchar(255)
                                    [type] => string
                                    [defaultValue] => 
                                    [size] => 255
                                    [precision] => 255
                                    [scale] => 
                                    [isPrimaryKey] => 
                                    [isForeignKey] => 
                                    [autoIncrement] => 
                                    [comment] => 编辑
                                    [_e:CComponent:private] => 
                                    [_m:CComponent:private] => 
                                )

                            [admin_id] => CMysqlColumnSchema Object
                                (
                                    [name] => admin_id
                                    [rawName] => `admin_id`
                                    [allowNull] => 
                                    [dbType] => int(10) unsigned
                                    [type] => string
                                    [defaultValue] => 0
                                    [size] => 10
                                    [precision] => 10
                                    [scale] => 
                                    [isPrimaryKey] => 
                                    [isForeignKey] => 
                                    [autoIncrement] => 
                                    [comment] => 管理员id
                                    [_e:CComponent:private] => 
                                    [_m:CComponent:private] => 
                                )

                            [content] => CMysqlColumnSchema Object
                                (
                                    [name] => content
                                    [rawName] => `content`
                                    [allowNull] => 1
                                    [dbType] => text
                                    [type] => string
                                    [defaultValue] => 
                                    [size] => 
                                    [precision] => 
                                    [scale] => 
                                    [isPrimaryKey] => 
                                    [isForeignKey] => 
                                    [autoIncrement] => 
                                    [comment] => 内容
                                    [_e:CComponent:private] => 
                                    [_m:CComponent:private] => 
                                )

                            [created_at] => CMysqlColumnSchema Object
                                (
                                    [name] => created_at
                                    [rawName] => `created_at`
                                    [allowNull] => 
                                    [dbType] => datetime
                                    [type] => string
                                    [defaultValue] => 0000-00-00 00:00:00
                                    [size] => 
                                    [precision] => 
                                    [scale] => 
                                    [isPrimaryKey] => 
                                    [isForeignKey] => 
                                    [autoIncrement] => 
                                    [comment] => 创建日期
                                    [_e:CComponent:private] => 
                                    [_m:CComponent:private] => 
                                )

                            [updated_at] => CMysqlColumnSchema Object
                                (
                                    [name] => updated_at
                                    [rawName] => `updated_at`
                                    [allowNull] => 
                                    [dbType] => datetime
                                    [type] => string
                                    [defaultValue] => 0000-00-00 00:00:00
                                    [size] => 
                                    [precision] => 
                                    [scale] => 
                                    [isPrimaryKey] => 
                                    [isForeignKey] => 
                                    [autoIncrement] => 
                                    [comment] => 更新日期
                                    [_e:CComponent:private] => 
                                    [_m:CComponent:private] => 
                                )

                            [published_at] => CMysqlColumnSchema Object
                                (
                                    [name] => published_at
                                    [rawName] => `published_at`
                                    [allowNull] => 
                                    [dbType] => datetime
                                    [type] => string
                                    [defaultValue] => 0000-00-00 00:00:00
                                    [size] => 
                                    [precision] => 
                                    [scale] => 
                                    [isPrimaryKey] => 
                                    [isForeignKey] => 
                                    [autoIncrement] => 
                                    [comment] => 发布日期
                                    [_e:CComponent:private] => 
                                    [_m:CComponent:private] => 
                                )

                            [status] => CMysqlColumnSchema Object
                                (
                                    [name] => status
                                    [rawName] => `status`
                                    [allowNull] => 
                                    [dbType] => tinyint(1) unsigned
                                    [type] => integer
                                    [defaultValue] => 0
                                    [size] => 1
                                    [precision] => 1
                                    [scale] => 
                                    [isPrimaryKey] => 
                                    [isForeignKey] => 
                                    [autoIncrement] => 
                                    [comment] => 状态
                                    [_e:CComponent:private] => 
                                    [_m:CComponent:private] => 
                                )

                            [sticky] => CMysqlColumnSchema Object
                                (
                                    [name] => sticky
                                    [rawName] => `sticky`
                                    [allowNull] => 
                                    [dbType] => tinyint(1) unsigned
                                    [type] => integer
                                    [defaultValue] => 0
                                    [size] => 1
                                    [precision] => 1
                                    [scale] => 
                                    [isPrimaryKey] => 
                                    [isForeignKey] => 
                                    [autoIncrement] => 
                                    [comment] => 推荐
                                    [_e:CComponent:private] => 
                                    [_m:CComponent:private] => 
                                )

                            [display_order] => CMysqlColumnSchema Object
                                (
                                    [name] => display_order
                                    [rawName] => `display_order`
                                    [allowNull] => 
                                    [dbType] => smallint(6) unsigned
                                    [type] => integer
                                    [defaultValue] => 0
                                    [size] => 6
                                    [precision] => 6
                                    [scale] => 
                                    [isPrimaryKey] => 
                                    [isForeignKey] => 
                                    [autoIncrement] => 
                                    [comment] => 排序
                                    [_e:CComponent:private] => 
                                    [_m:CComponent:private] => 
                                )

                            [article_type] => CMysqlColumnSchema Object
                                (
                                    [name] => article_type
                                    [rawName] => `article_type`
                                    [allowNull] => 1
                                    [dbType] => varchar(255)
                                    [type] => string
                                    [defaultValue] => 
                                    [size] => 255
                                    [precision] => 255
                                    [scale] => 
                                    [isPrimaryKey] => 
                                    [isForeignKey] => 
                                    [autoIncrement] => 
                                    [comment] => 文章类型
                                    [_e:CComponent:private] => 
                                    [_m:CComponent:private] => 
                                )

                            [language] => CMysqlColumnSchema Object
                                (
                                    [name] => language
                                    [rawName] => `language`
                                    [allowNull] => 1
                                    [dbType] => varchar(20)
                                    [type] => string
                                    [defaultValue] => 
                                    [size] => 20
                                    [precision] => 20
                                    [scale] => 
                                    [isPrimaryKey] => 
                                    [isForeignKey] => 
                                    [autoIncrement] => 
                                    [comment] => 
                                    [_e:CComponent:private] => 
                                    [_m:CComponent:private] => 
                                )

                            [subtitle] => CMysqlColumnSchema Object
                                (
                                    [name] => subtitle
                                    [rawName] => `subtitle`
                                    [allowNull] => 1
                                    [dbType] => varchar(255)
                                    [type] => string
                                    [defaultValue] => 
                                    [size] => 255
                                    [precision] => 255
                                    [scale] => 
                                    [isPrimaryKey] => 
                                    [isForeignKey] => 
                                    [autoIncrement] => 
                                    [comment] => 
                                    [_e:CComponent:private] => 
                                    [_m:CComponent:private] => 
                                )

                            [file] => CMysqlColumnSchema Object
                                (
                                    [name] => file
                                    [rawName] => `file`
                                    [allowNull] => 1
                                    [dbType] => varchar(255)
                                    [type] => string
                                    [defaultValue] => 
                                    [size] => 255
                                    [precision] => 255
                                    [scale] => 
                                    [isPrimaryKey] => 
                                    [isForeignKey] => 
                                    [autoIncrement] => 
                                    [comment] => 
                                    [_e:CComponent:private] => 
                                    [_m:CComponent:private] => 
                                )

                            [is_oauth] => CMysqlColumnSchema Object
                                (
                                    [name] => is_oauth
                                    [rawName] => `is_oauth`
                                    [allowNull] => 
                                    [dbType] => tinyint(1) unsigned
                                    [type] => integer
                                    [defaultValue] => 0
                                    [size] => 1
                                    [precision] => 1
                                    [scale] => 
                                    [isPrimaryKey] => 
                                    [isForeignKey] => 
                                    [autoIncrement] => 
                                    [comment] => 是否需要认证(0为不限制)
                                    [_e:CComponent:private] => 
                                    [_m:CComponent:private] => 
                                )

                            [is_highlight] => CMysqlColumnSchema Object
                                (
                                    [name] => is_highlight
                                    [rawName] => `is_highlight`
                                    [allowNull] => 
                                    [dbType] => tinyint(1) unsigned
                                    [type] => integer
                                    [defaultValue] => 0
                                    [size] => 1
                                    [precision] => 1
                                    [scale] => 
                                    [isPrimaryKey] => 
                                    [isForeignKey] => 
                                    [autoIncrement] => 
                                    [comment] => 是否高亮
                                    [_e:CComponent:private] => 
                                    [_m:CComponent:private] => 
                                )

                        )

                    [_e:CComponent:private] => 
                    [_m:CComponent:private] => 
                )

            [columns] => Array
                (
                    [id] => CMysqlColumnSchema Object
                        (
                            [name] => id
                            [rawName] => `id`
                            [allowNull] => 
                            [dbType] => int(10) unsigned
                            [type] => string
                            [defaultValue] => 
                            [size] => 10
                            [precision] => 10
                            [scale] => 
                            [isPrimaryKey] => 1
                            [isForeignKey] => 
                            [autoIncrement] => 1
                            [comment] => 
                            [_e:CComponent:private] => 
                            [_m:CComponent:private] => 
                        )

                    [sort_id] => CMysqlColumnSchema Object
                        (
                            [name] => sort_id
                            [rawName] => `sort_id`
                            [allowNull] => 
                            [dbType] => smallint(6) unsigned
                            [type] => integer
                            [defaultValue] => 0
                            [size] => 6
                            [precision] => 6
                            [scale] => 
                            [isPrimaryKey] => 
                            [isForeignKey] => 
                            [autoIncrement] => 
                            [comment] => 分类id
                            [_e:CComponent:private] => 
                            [_m:CComponent:private] => 
                        )

                    [title] => CMysqlColumnSchema Object
                        (
                            [name] => title
                            [rawName] => `title`
                            [allowNull] => 1
                            [dbType] => varchar(255)
                            [type] => string
                            [defaultValue] => 
                            [size] => 255
                            [precision] => 255
                            [scale] => 
                            [isPrimaryKey] => 
                            [isForeignKey] => 
                            [autoIncrement] => 
                            [comment] => 标题
                            [_e:CComponent:private] => 
                            [_m:CComponent:private] => 
                        )

                    [title_pic] => CMysqlColumnSchema Object
                        (
                            [name] => title_pic
                            [rawName] => `title_pic`
                            [allowNull] => 1
                            [dbType] => varchar(255)
                            [type] => string
                            [defaultValue] => 
                            [size] => 255
                            [precision] => 255
                            [scale] => 
                            [isPrimaryKey] => 
                            [isForeignKey] => 
                            [autoIncrement] => 
                            [comment] => 标题图片
                            [_e:CComponent:private] => 
                            [_m:CComponent:private] => 
                        )

                    [intro] => CMysqlColumnSchema Object
                        (
                            [name] => intro
                            [rawName] => `intro`
                            [allowNull] => 1
                            [dbType] => text
                            [type] => string
                            [defaultValue] => 
                            [size] => 
                            [precision] => 
                            [scale] => 
                            [isPrimaryKey] => 
                            [isForeignKey] => 
                            [autoIncrement] => 
                            [comment] => 简介
                            [_e:CComponent:private] => 
                            [_m:CComponent:private] => 
                        )

                    [source] => CMysqlColumnSchema Object
                        (
                            [name] => source
                            [rawName] => `source`
                            [allowNull] => 1
                            [dbType] => varchar(255)
                            [type] => string
                            [defaultValue] => 
                            [size] => 255
                            [precision] => 255
                            [scale] => 
                            [isPrimaryKey] => 
                            [isForeignKey] => 
                            [autoIncrement] => 
                            [comment] => 来源
                            [_e:CComponent:private] => 
                            [_m:CComponent:private] => 
                        )

                    [source_link] => CMysqlColumnSchema Object
                        (
                            [name] => source_link
                            [rawName] => `source_link`
                            [allowNull] => 1
                            [dbType] => varchar(255)
                            [type] => string
                            [defaultValue] => 
                            [size] => 255
                            [precision] => 255
                            [scale] => 
                            [isPrimaryKey] => 
                            [isForeignKey] => 
                            [autoIncrement] => 
                            [comment] => 来源链接
                            [_e:CComponent:private] => 
                            [_m:CComponent:private] => 
                        )

                    [author] => CMysqlColumnSchema Object
                        (
                            [name] => author
                            [rawName] => `author`
                            [allowNull] => 1
                            [dbType] => varchar(255)
                            [type] => string
                            [defaultValue] => 
                            [size] => 255
                            [precision] => 255
                            [scale] => 
                            [isPrimaryKey] => 
                            [isForeignKey] => 
                            [autoIncrement] => 
                            [comment] => 作者
                            [_e:CComponent:private] => 
                            [_m:CComponent:private] => 
                        )

                    [editor] => CMysqlColumnSchema Object
                        (
                            [name] => editor
                            [rawName] => `editor`
                            [allowNull] => 1
                            [dbType] => varchar(255)
                            [type] => string
                            [defaultValue] => 
                            [size] => 255
                            [precision] => 255
                            [scale] => 
                            [isPrimaryKey] => 
                            [isForeignKey] => 
                            [autoIncrement] => 
                            [comment] => 编辑
                            [_e:CComponent:private] => 
                            [_m:CComponent:private] => 
                        )

                    [admin_id] => CMysqlColumnSchema Object
                        (
                            [name] => admin_id
                            [rawName] => `admin_id`
                            [allowNull] => 
                            [dbType] => int(10) unsigned
                            [type] => string
                            [defaultValue] => 0
                            [size] => 10
                            [precision] => 10
                            [scale] => 
                            [isPrimaryKey] => 
                            [isForeignKey] => 
                            [autoIncrement] => 
                            [comment] => 管理员id
                            [_e:CComponent:private] => 
                            [_m:CComponent:private] => 
                        )

                    [content] => CMysqlColumnSchema Object
                        (
                            [name] => content
                            [rawName] => `content`
                            [allowNull] => 1
                            [dbType] => text
                            [type] => string
                            [defaultValue] => 
                            [size] => 
                            [precision] => 
                            [scale] => 
                            [isPrimaryKey] => 
                            [isForeignKey] => 
                            [autoIncrement] => 
                            [comment] => 内容
                            [_e:CComponent:private] => 
                            [_m:CComponent:private] => 
                        )

                    [created_at] => CMysqlColumnSchema Object
                        (
                            [name] => created_at
                            [rawName] => `created_at`
                            [allowNull] => 
                            [dbType] => datetime
                            [type] => string
                            [defaultValue] => 0000-00-00 00:00:00
                            [size] => 
                            [precision] => 
                            [scale] => 
                            [isPrimaryKey] => 
                            [isForeignKey] => 
                            [autoIncrement] => 
                            [comment] => 创建日期
                            [_e:CComponent:private] => 
                            [_m:CComponent:private] => 
                        )

                    [updated_at] => CMysqlColumnSchema Object
                        (
                            [name] => updated_at
                            [rawName] => `updated_at`
                            [allowNull] => 
                            [dbType] => datetime
                            [type] => string
                            [defaultValue] => 0000-00-00 00:00:00
                            [size] => 
                            [precision] => 
                            [scale] => 
                            [isPrimaryKey] => 
                            [isForeignKey] => 
                            [autoIncrement] => 
                            [comment] => 更新日期
                            [_e:CComponent:private] => 
                            [_m:CComponent:private] => 
                        )

                    [published_at] => CMysqlColumnSchema Object
                        (
                            [name] => published_at
                            [rawName] => `published_at`
                            [allowNull] => 
                            [dbType] => datetime
                            [type] => string
                            [defaultValue] => 0000-00-00 00:00:00
                            [size] => 
                            [precision] => 
                            [scale] => 
                            [isPrimaryKey] => 
                            [isForeignKey] => 
                            [autoIncrement] => 
                            [comment] => 发布日期
                            [_e:CComponent:private] => 
                            [_m:CComponent:private] => 
                        )

                    [status] => CMysqlColumnSchema Object
                        (
                            [name] => status
                            [rawName] => `status`
                            [allowNull] => 
                            [dbType] => tinyint(1) unsigned
                            [type] => integer
                            [defaultValue] => 0
                            [size] => 1
                            [precision] => 1
                            [scale] => 
                            [isPrimaryKey] => 
                            [isForeignKey] => 
                            [autoIncrement] => 
                            [comment] => 状态
                            [_e:CComponent:private] => 
                            [_m:CComponent:private] => 
                        )

                    [sticky] => CMysqlColumnSchema Object
                        (
                            [name] => sticky
                            [rawName] => `sticky`
                            [allowNull] => 
                            [dbType] => tinyint(1) unsigned
                            [type] => integer
                            [defaultValue] => 0
                            [size] => 1
                            [precision] => 1
                            [scale] => 
                            [isPrimaryKey] => 
                            [isForeignKey] => 
                            [autoIncrement] => 
                            [comment] => 推荐
                            [_e:CComponent:private] => 
                            [_m:CComponent:private] => 
                        )

                    [display_order] => CMysqlColumnSchema Object
                        (
                            [name] => display_order
                            [rawName] => `display_order`
                            [allowNull] => 
                            [dbType] => smallint(6) unsigned
                            [type] => integer
                            [defaultValue] => 0
                            [size] => 6
                            [precision] => 6
                            [scale] => 
                            [isPrimaryKey] => 
                            [isForeignKey] => 
                            [autoIncrement] => 
                            [comment] => 排序
                            [_e:CComponent:private] => 
                            [_m:CComponent:private] => 
                        )

                    [article_type] => CMysqlColumnSchema Object
                        (
                            [name] => article_type
                            [rawName] => `article_type`
                            [allowNull] => 1
                            [dbType] => varchar(255)
                            [type] => string
                            [defaultValue] => 
                            [size] => 255
                            [precision] => 255
                            [scale] => 
                            [isPrimaryKey] => 
                            [isForeignKey] => 
                            [autoIncrement] => 
                            [comment] => 文章类型
                            [_e:CComponent:private] => 
                            [_m:CComponent:private] => 
                        )

                    [language] => CMysqlColumnSchema Object
                        (
                            [name] => language
                            [rawName] => `language`
                            [allowNull] => 1
                            [dbType] => varchar(20)
                            [type] => string
                            [defaultValue] => 
                            [size] => 20
                            [precision] => 20
                            [scale] => 
                            [isPrimaryKey] => 
                            [isForeignKey] => 
                            [autoIncrement] => 
                            [comment] => 
                            [_e:CComponent:private] => 
                            [_m:CComponent:private] => 
                        )

                    [subtitle] => CMysqlColumnSchema Object
                        (
                            [name] => subtitle
                            [rawName] => `subtitle`
                            [allowNull] => 1
                            [dbType] => varchar(255)
                            [type] => string
                            [defaultValue] => 
                            [size] => 255
                            [precision] => 255
                            [scale] => 
                            [isPrimaryKey] => 
                            [isForeignKey] => 
                            [autoIncrement] => 
                            [comment] => 
                            [_e:CComponent:private] => 
                            [_m:CComponent:private] => 
                        )

                    [file] => CMysqlColumnSchema Object
                        (
                            [name] => file
                            [rawName] => `file`
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            [id] => 6051
            [title] => 极端样品环境平台-真三轴压机组件及其配套设备项目采购需求公示
            [sort_id] => 56
            [published_at] => 2021-01-06 14:56:18
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)
SUSTC-招标信息
重大项目采购需求公示

双光子激光共聚焦显微镜项目采购需求公示

2020-12-29

(一)项目基本信息

项目名称

双光子激光共聚焦显微镜

采购预算(元)

 6,650,000

是否接受进口设备

 是

(二)货物清单

序号

设备名称

数量

单位

1

双光子激光共聚焦显微镜

1

(三)商务需求

序号

商务需求

1

交货期的要求: 合同签订后180天内

2

质保期:保修期五年 (包括人工费用和硬件费用 – 人为损坏除外), 使用期间,应用工程师支持不限次数

3

付款方式:签订合同预付30%,到货验收后付65%,1年后付5%余款。

4

技术支持及服务:

1、制造商需具备400服务热线,可在线提供售后、技术、应用等咨询。售后服务需有完善的管理体系,如ISO认证等,需提供认证证书编号及复印件。

2、防震台:与共聚焦主机一起配套防震台,需完全满足设备使用需求

3、免费安装调试,售后工程师提供简易维护培训

4、应用工程师提供现场使用培训,制样指导

(四)技术需求

序号

设备名称

技术参数或功能要求

1

双光子激光共聚焦显微镜

系统组成:

1、激光器系统;

2、扫描检测系统;

3、双光子检测器

  1. 4、激光共聚焦高分辨率系统;

5、全自动正置显微镜;

  1. 6、计算机工作站;

7、软件系统;

8、荧光寿命成像(FLIM)系统;

▲1、激光器系统

1.1蓝光固体激光器:488nm,功率≥30mW;

1.2绿光固体激光器:543nm,功率≥25mW;

1.3红光固体激光器:639nm,功率≥25mW;

1.4紫外固体激光器:405nm,功率≥30mW;

▲1.5  可调红外飞秒脉冲激光器:波长范围 680-1080 nm,平均功率>2 W (800 nm),脉冲频率≤120 fs ;通过AOM控制,可快速自定义区域激发。

1.6 激光器开闭和电压调节由计算机的激光共聚焦扫描软件系统控制,与整个系统偶合程度高,电噪声小,安全,并有良好的激光管寿命保护装置。激光器使用寿命内激光器输出功率恒定。

2、扫描检测系统

2.1扫描器与显微镜一体化设计,一体化像差及色差校正。所有扫描器组件都直接耦合,无光纤连接。扫描头,检测器,扫描模块中的电子部件,均采用液态制冷方式,动态反馈系统保证温度稳定,减少信号干扰。

2.2扫描方式:xy,xyz,xyt,xyzt,xz,xt,xzt,spot-t,xl,xyl,xyzl,xytl,xyztl,xzl,xtl,xztl,直线扫描,曲线扫描,面扫描。

2.3 采用X、Y轴独立的检流计(Galvo)双镜扫描,采用超快线扫及帧飞回技术。

2.4 內置光谱检测装置:

2.4.1线性分光,光谱范围400-750nm。荧光光谱分辨率精度:不低于3nm。

▲2.4.2光谱循环系统:对分光中散射或折射的光谱再次回收进行分光,最大程度提升系统光效率。

2.5 最大扫描视场对角线不少于20mm;

▲2.6共聚焦扫描可同时满足以下速度:≥13幅/秒(512x512像素,16位);≥420幅/秒(512x16像素,16位);≥25幅/秒(256x256像素,16位);线扫描速度≥6800线/秒(512x1像素,16位)。

2.7扫描头绝对线性扫描运动,保证激光在每个点驻留时间相同,适用于任何定量实验。

▲2.8扫描光学变倍:最低变倍扫描系数≤0.67x,且变倍连续可调,调节精度0.1x。

▲2.9可以进行≥360°任意旋转扫描线的方向,同时可以变倍以及移动扫描区域的中心。旋转、变倍、移动中心均可以实时(扫描过程中)进行。

▲2.10主分色镜采用双转轮设计,10°小角度入射二向色镜分光,最高可达100种激发光谱线组合方式,高效压制反射激光达到99.99999%以上(OD7)。

2.11实时电子组件监控控制显微镜、激光器、扫描模块和其它附件;通过实时电路进行数据采集和同步管理;过量采样读取逻辑电路;在采集图像的同时可进行。

2.12共聚焦针孔采用复消色差校正,适合短波长(如 405 nm)激光成像,调节范围0.0-8 Airy units。

2.13 荧光检测器≥4个,透射光检测器1个。

3、双光子检测器

3.1系统需配备不少于2个双光子检测器,在500nm处量子探测效率不少于45%

3.2使用760-1080nm之间的任意波长的红外光,均可使用内置或者外置检测器在对应的减半波长处进行SHG二次谐波震荡信号成像,每次SHG成像的光谱检测带宽≤10nm,以保证双光子检测器接收到单纯的SHG信号

3.3配备可变光束扩束器, 系统可对不同红外激光谱线在z轴方向的聚焦点进行校正,以确保不同激发谱线之间的z共定位的可靠性;

3.4配备可变光束扩束器可匹配不同倍数的物镜,通过改变红外光光束大小,用于提高多光子成像深度;

4、激光共聚焦超高分辨率系统

4.1成像分辨率:XY方向≤120nm,Z方向≤350nm,在高分辨率模式下支持在线大视野拼图,实现该成像分辨率时设置的共聚焦针孔大小不低于2AU。

▲4.2检测器为不少于30个GaAsP检测器组成的面阵列检测单元。

4.3高成像速度可满足:不低于20幅/秒(512×512分辨率);

4.4同一个实验中可实现蓝、绿、红、红外4种颜色的高分辨率成像,通过线粒体膜蛋白标记,在XY层面能观察到线粒体为中空的腔体结构;

4.5所有适合配置激光器激发的荧光样品均可进行超高分辨率成像,无需选择特殊荧光抗体及试剂;

4.6同一样品具有与激光共聚焦相同的成像深度;

4.7高分辨率成像为线性成像,所有高分辨率成像均可用作定量分析,如荧光强度分析、FRAP分析等;

▲4.8在确保荧光收集效率的情况下(针孔≥2.5 AU),超高分辨成像可同时实现如下效果:分辨率XY方向上≤125nm,Z方向≤360nm;同时相较传统共聚焦提升4-8x灵敏度或信噪比。

5、光学显微镜系统

5.1研究级全自动正置显微镜:具备明场及荧光观察功能。显微镜控制可通过彩色触摸屏、遥控器、机身按钮、共聚焦软件来控制;

5.2显微镜内置电动调焦驱动马达,最小步进≤25 nm。;

5.3长寿命LED荧光光源,光纤导光,对镜体无热辐射;

5.4电动荧光滤色块转盘

5.5荧光激发块:

紫外激发单色滤块: 激发365nm; 阻挡395nm; 发射: 445/50nm

蓝色激发单色滤块: 激发470/40 nm; 阻挡495nm; 发射: 525/50 nm

绿色激发单色滤块: 激发546/12 nm; 阻挡560nm; 发射: 575-640 nm;

红色激发单色滤块:激发640/30 nm; 阻挡660nm; 发射: 690/50 nm;

5.6宽视野双目观察筒,视场数23mm;

5.7宽视野平场目镜10倍,视场数23mm,屈光度可补偿调节;

5.8物镜:

5.8.1 20倍双光子共聚焦专用多功能浸没镜,支持折射率1.42-1.48的浸没介质,包括Clarity;数值孔径N.A.≥1,工作距离不少于5.6mm,带有矫正环,可以矫正介质或玻片厚度造成的折射率干扰。

5.8.2  20倍双光子共聚焦专用水镜,数值孔径N.A.≥1.0, 工作距离不少于2.4mm,

5.8.3  40倍双光子共聚焦专用水镜,数值孔径N.A.≥1.0, 工作距离不少于2.5 mm.

▲5.8.4  63倍平场复消色差油镜,数值孔径N.A.≥1.40,工作距离不少于0.19mm.

5.8.5  5倍平场复消色差物镜,数值孔径N.A.≥0.16, 工作距离不少于12.1mm.

▲5.8.6  10倍平场复消色差物镜,数值孔径N.A.≥0.45, 工作距离不少于2.1mm.

5.8.7 63倍平场复消色差水镜,数值孔径N.A.≥1.0,工作距离不少于2.1mm.

5.9 配备扫描载物台,行程≥130mm x 100mm,最大速度≥50mm/s。

6、计算机工作站

高配置品牌专业工作站:4核CPU,内存≥128 GB,高性能显卡,显存≥8GB,液晶真彩16:9高清显示屏(1个)≥32寸,显示屏分辨率≥3840 x 2160,固态硬盘512GB,硬盘≥8TB,16x DVD+/- RW刻录,Windows 10 Professional (64 位)操作系统。

7、软件系统

7.1软件建立在Windows 10系统上,使用先进程序语言,程序执行效率高,快,稳定。整个系统程序,包括控制,检测、分析功能设计合理,操作界面友好,操作简便;智能化设置:根据不同应用需求,软件可以“一键设置”自动设置所有的光路。

7.2交互式漂白,在进行图像采集的同时(包括连续扫描和时间序列实验),通过鼠标点击对指定任意区域进行漂白。适用于主动光活化实验、光转化实验或者快速光漂白实验等。

7.3多维获取图像:Z轴序列扫描、时间序列扫描、多点扫描等。

7.4三维图像处理:3D和4D图像渲染,有四种渲染方式(阴影、表面、透明及最大强度投影)并可进行不同渲染方式的结合(如透明结合表面渲染);可实现三维空间的距离和角度测量;自定义式的3D和4D视频制作与导出。

7.5 REUSE功能。再次调用存储在每张图像里的所有的拍照参数来重现实验及进行精确对比。

7.6图像分析功能:具备直方图分析和任意线的序列测量,长度、角度、面积、强度等的测量;定量的共定位分析;可根据要求编辑测量程序,对自定义的类和子类进行图像分割、计数和面积、强度等的测量,并将结果以表格、列表和散点图/直方图形式显示;可进行批量图像分析。

7.7 Deconvolution功能:提供3种Deconvolution方式用于图像处理,提高图像的信噪比、对比度和分辨率。

7.8多位点及大视野拼图成像:可对任意形状的预设区域进行拼图扫描以及根据位点列表进行多点成像,支持聚焦校正地图、拼接以及阴影校正;支持自定义多孔板及各种样品载具规格,多种模式设定获取图像的多个位点。

7.9 实验设计模块:模块:实现在一次实验中完成不均匀流程的复杂图像采集过程,即实现将不同的图像采集方案(如不同采集速度,不同扫描分辨率,不同的Z轴范围,不同的物镜,不同的聚焦方式等方案)与时间序列进行任意组合,实现复杂的实验流程,全过程无需人工干预。

8.荧光寿命成像(FLIM)系统功能

计数器通道:4个探测通道

计数器死时间:0.65ns,可调

计数器最小通道数(时间分辨率):10Ps

数据采集模式:TTTR-T2模式,TTTR-T3模式,柱状图模式,时间标记等。

计数器通道:65536个

最大成像计数率:80MHZ,荧光寿命采集速率最高180MHz.

8.1 基于荧光共振能量转移FLIM-FRET

8.2 支持模式匹配(PatternMatching)功能,用于分离荧光信号,背景噪声和自发荧光;

8.3 支持高速荧光寿命成像功能

要求双光子FILM荧光寿命成像光学系统可使用405nm-700nm的可见光光源,可分析荧光信号波长覆盖300-720nm;也可以使用飞秒激光器做双光子激发。

▲8.4  TCSPC数据采集核心组件:时间精度:10ps;计数率:>=80MHz,接口:4个以上独立接口,计数深度:>=32bit,死时间<1ns,通道数:>=65535个,附带Programmingout编程控制输出功能,支持64位系统

8.5 采用双光子专用外置超高灵敏度检测器。探测效率:45%at500nm;任意温度下暗计数:<700cps;时间分辨率<120ps;

8.6 FLIM全功能软件:运行于64位Windows系统,包含FLIM,FRET,FLIM-FRET, TCSPCHistograms, patternmatching等功能;

 

(五)公示期限

2020年12月29日至2021年1月6日

对公示内容有异议,认为技术参数含有倾向、限制或者排斥潜在投标供应商等有违公平竞争的,请在公示期内以书面形式将意见反馈至采购人。针对同一采购程序环节的质疑须在法定质疑期内一次性提出。

采购需求不等同于正式发布的采购文件,重大项目需求公示仅接受对采购需求的质疑,不受理项目咨询。

质疑投诉邮箱:zhaobzyts@sustech.edu.cn