以工程数据库为核心的液压启闭机CAD系统研究

The Research of Hydraulic Gate Hoist CAD System Which Focuses on Engineering Data Base

论述了工程数据库的特点及其在ＣＡＤ中的地位和作用，并以液压启闭机ＣＡＤ系统为例，介绍一种以工程数据库为核心建立ＣＡＤ系统的方法。

This paper discusses the characteristics of engineering database and its importance in the process of computer aided design. Then, as an example by Hydraulic Gate Hoist CAD System, we introduces a method to create the CAD system which focuses on engineering database.