本文以阶梯轴为例,阐述了应用基于成组技术原理的CAD二次开发设计零件快速设计系统及其实现方法,以提高企业的产品设计效率和产品开发能力,进而增强企业的竞争能力。%This paper develops the system of rapid design of mechanical part by secondary development of AutoCAD based on group technology theory and methods . the system will enhance enterprise's design ability and efficiency of product, as well as it's competitive capability.
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