【摘要】 通过对机械产品的多样性及相似性分析提出了图形单元的概念，并且采用关系数据库和语义相合来描述图形单元及其之间的关系。应用图形单元的拼接和置换等动态编辑算法实现轴类零件的自组织参数化设计。经过实践证明，本系统是简单的、实用的和可靠的，而且实现了智能化产品设计。更多还原

【Abstract】 This paper presents the concept of graphic element by analyzing mechanical product similarity and diversification, graphic modelons and their relations are represented by semantics and relation database. Applying dymamic editing such as adjoining and replacing, shaft is designed by self organizing, the system is not only simple and robust, but also can fulfill intelligent design.更多还原