机械产品CAD/CAM系统中的工程数据库

The Engineering Data Base(EDB)of CAD/CAM for Mechanical Products

论述专用机械产品 CAD/CAM 对数据库的需求并介绍一种用关系型数据库管理系统开发的支持"减速器 CAD/CAM"的工程数据库。

This paper describes the need of EDB used in CAD/CAM system for special mechanical products,and introduces a'Retarder CAD/CAM'EDB which is developed and supported by one kind of Relation Model DBMS.