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对产品数据管理（ＰＤＭ）系统在企业中的应用和实施进行了研究，分析了ＰＤＭ的功能模型和实施中的一些关键技术，并指出了企业在实施 ＰＤＭ系统时应注意的问题。
The application and implementation of product data management (PDM) system in enterprises are studied. The function model of PDM and some key technologies in implementation are analyzed. The problems that enterprises should pay attention to when implementing PDM system are also pointed out.