On the basis of process modeling of conceptual design in virtual enterprises, the types, features, forms, and distributed situations of the knowledge needed by the process are analyzed.
在虚拟企业概念设计过程建模的基础上，分析了该过程所需知识的类型、特点、存在形式和分布情况，并在此基础上提出了虚拟企业基于知识的概念设计系统的系统框架。
The problems of neutral-data description and product classification structure are the key techniques in product information modeling oriented to the distributed business of virtual enterprises.
中性数据描述和产品分类结构问题，是面向虚拟企业等分布业务的产品信息建模的关键技术。
The problems of neutral-data description and product classification structure are the key techniques in product information modeling oriented to the distributed business of virtual enterprises.
中性数据描述和产品分类结构问题，是面向虚拟企业等分布业务的产品信息建模的关键技术。
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