公差的存储表示是公差分析和公差综合的基础，提出一种几何公差的计算机辅助表示方法。
Representation of tolerances is a basis for tolerance analysis and synthesis. Proposes a computer-aided representation method to represent geometric tolerances.
给出了基于三维CAD系统的计算机辅助尺寸公差和形位公差综合设计的总体框架和原型系统。
The general framework and prototype system for synthetic design of dimensional and geometric tolerance based on three- dimensional CAD system are established.
理想边界是由尺寸公差和形位公差综合形成的，它代表实际要素在满足设计要求条件下的极限状态。
An ideal boundary, which stands for the limit condition of real feature under meeting design demands, can be formed by suitable dimensional and geometrical tolerances.
其中尺寸链自动生成是进行计算机辅助公差设计的基础，它所描述的设计函数是进行公差分析和公差综合的依据。
Among them the automatic generation of dimension chain is the foundation of CAT and the described design function offers basis of tolerance analysis and tolerance synthesis.
介绍了一个服务于公差分析与综合的特征专家系统。
The feature expert system which services tolerance analysis and tolerance synthesis is introduced.
综合考虑了影响精密型腔模具成型产品零件尺寸公差的各种因素，提出了模具成型尺寸的多目标优化方法。
This paper discusses various factors which affect the dimensional torlerence of products of precise mould and offers a multi-object optimal method for designing cavity dimensions of precise mould.
推出的检具综合误差计算，对实施公差弥补法提供了量化的计算依据。
The composite error calculation method for measuring tools is suggested to provide a quantitive calculation basis for implementing the tolerance compensation method. The method is used in the prod...
三个实例分析验证了此系统可有效地实现尺寸公差和形位公差的综合设计，同时完成了公差评价系统和公差优化设计系统的有机集成。
Three examples are studied to demonstrate that the system can effectively design dimensional tolerance and geometric tolerance, and integrate tolerance design and tolerance evaluation.
以最低制造成本为优化目标，介绍了求解装配尺寸链的综合因子法、最低成本法和线性规划法，为合理分配装配尺寸链中各环公差提供参考。
By taking the minimum cost as optimization aim, the synthetic factor method, minimum cost method, and linear programming method of solving assembled dimensional chains are introduced.
本文以国家自然科学基金项目：产品概念结构与公差同步综合进化设计理论与应用研究（项目号：50475129）为中心展开研究。
The thesis is supported by National Nature Science Fund Project (No:50475129), named 'Study on evolving theory and technology of synchronous synthetic tolerancing in product conceptual design'.
提出了面向三维尺寸公差和几何公差的综合设计方法。
A comprehensive method of tolerance design for 3-d dimensional tolerances and geometrical tolerances is proposed.
提出了面向三维尺寸公差和几何公差的综合设计方法。
A comprehensive method of tolerance design for 3-d dimensional tolerances and geometrical tolerances is proposed.
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