As developing and performing of CAD/CAM technology,Parts features representation and input on CAPP system not only influence directly ifself function and practicability,but also affect CAD and CAM system valid integration.

• 随着CAD CAM集成技术的实施与开展 ,作为其技术瓶颈的CAPP系统的零件信息描述与输入方法 ,不仅直接影响到CAPP系统自身的功能与实用性 ,而且影响着CAPP系统与CAD及CAM系统的有效集成。