原文:http://www.cnblogs.com/qiangsheng/archive/2008/03/11/1100076.html
Information tool that stores details about all development objects in the R/3 System and their relationships. The user interface of the R/3 Repository Information System resembles a file manager where objects are grouped together in object categories within a hierarchical structure. In the R/3 Repository Information System, you can: Generate lists of programs, tables, fields, data elements, and domains. Also, determine where certain tables and fields are used on screens and in ABAP programs, and Display foreign key dependencies.
----------------------分隔线上面是 SAP 标准文档中提供的说明
分隔线下面是我的翻译
----------------------
存储了 R/3 系统中所有开发对象以及它们之间关系的细节信息的信息工具。R/3 知识库信息系统的用户界面类似一个文件管理器,对象在其中按照对象分类以层级结构分组。在 R/3 知识库信息系统里,可以:生成程序、表、字段、数据元素和域的清单。此外,可以确定是否特定表和字段用在屏幕上和 ABAP 程序中,以及显示外键依赖关系。