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本文从公理化设计入手，给出了需求产品的定义。在此基础上，我们运用ＩＤＥＦＯ方法 建立了需求产品系统的活动模型。然后，遵循面向对象的方法，利用ＵＭＬ标准建模 语言建立了需求产品的模型。在本文的最后，阐述了产品需求系统的框架及其关键技 术。
This article starts with axiomatic design and gives the definition of demand product. On this basis, we use IDEFO method to establish the activity model of demand product system. Then, following the object-oriented approach, a model of demand product was built using the UML standard modeling language. At the end of this article, I elaborate the framework of product demand system and its key technologies.