In this paper, state-of-the-art about CAPP technology has been analysed,several technologies such as GT,expert system have syntheticly been used to solve the problems of machine part information describing, knowledge represention etc.

• 综合运用成组技术、专家系统技术等多种技术，解决了零件信息的描述、知识的表示及推理机制的实现等问题。