The process of product family de sign in PDM/3D CAD integrated system,includ ing product family modeling ,requirement definition, design case acquisition and o ptimization, is analyzed.

• 分析了pdm/3DCAD集成系统的产品族设计过程,将其划分为产品族模型建立阶段、客户需求提取分析阶段、设计实例获取阶段和设计评价与优化阶段。