Based on above idea, a hiberarchycollaborative product information model is put forward, and collaborative design information, feature and parametric technology is emphasized.
由此提出一种层次化协同产品信息模型，着重研究了协同设计信息、特征和参数化技术。
参考来源 - 计算机支持的协同设计框架及若干关键技术研究Through research of parametric technology application in artillery design based on I-DEAS, a parametric design scheme was proposed.
研究了基于I-DEAS软件的参数化技术在火炮设计中的应用，提出了火炮参数化设计方案。
参考来源 - 机械系统的人机工程设计与参数化设计·2,447,543篇论文数据，部分数据来源于NoteExpress
Based on parametric technology, the design method by top-down is presented in this paper.
介绍了自顶向下设计的基本概念和技术特点。
EMCAD system combines Object Oriented programming technology, database technology, parametric technology and solid molding technology.
EMCAD系统结合了面向对象编程技术，数据库技术，参数化技术和实体造型技术。
There is more practical significance for the research of geometric constraint solving, which is the core of parametric technology and variable technology.
该算法使得作为参数化技术和变量化技术的核心问题：几何约束求解的研究更具有实际意义。
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