The frame of integrate system based on PDM was discussed, and the key technologies of general CAPP frame system, such as feature expression, system development strategy and system realization technology, were explained separately.

• 讨论了基于pdm的集成系统框架,在此基础上讨论了通用化CAPP框架系统中特征表达、统开发策略、统实现技术等关键因素。