computer-aided design and drafting meaning in Chinese

计算机辅助设计和制图

Computer - aided design and drafting system
电脑辅助绘图及设计系统
In this dissertation we mainly research the key technology of com ( component object model ) which will be used in most variant domain , and how to create and compile the object with the technology in two - dimensional computer - aided design and draft software
本文主要研究在二维计算机辅助设计与绘图软件编程中必将广泛使用的com ( componentobjectmodel )技术，以及如何利用这种技术完成对象的生成、编辑等操作方面的关键问题。