These options control geometric tolerancing information!
这些选项控制几何公差信息！
Understand the concepts of tolerance design and statistical tolerancing.
理解容差设计及统计容差的概念。
Technical drawings. Symbols for geometrical tolerancing. Proportions and dimensions.
技术制图。几何形位公差的符号。比例和尺寸。
Technical drawings. Tolerancing of orientation and location. Projected tolerance zone.
技术图纸。定向和定位公差。投影的公差带。
In chapter 4, design and evaluation method of feasible robustness and sensitive robustness in tolerancing is studied.
第四章系统研究了公差可行稳健性和敏感稳健设计与评价方法。
In the sixth chapter, all of the work in this dissertation is summed up. The future research of computer-aided tolerancing is prospected.
第六章：对全文进行总结，对计算机辅助形位公差的设计应该进一步开展的工作进行探讨和展望。
Concept of variational geometric constraints network (VGCN) is presented, and application of the network to computer aided tolerancing is studied.
提出变动几何约束网络概念，并将此网络应用于计算机辅助公差设计领域。
As guiding principles, the tolerancing principles deal with the relationship between form-position tolerance and size tolerance in precision design.
公差原则是进行精度设计时处理尺寸公差与形位公差关系的指导原则。
Some methods about fractal based tolerancing are discussed in this paper. The engineering calculation on profile fractal dimension is presented in detail.
从产品性能公差设计的角度探讨分形公差理论的建模、分析、设计等有关方法，着重研究分形维数的计算理论和工程方法。
A new method for optimal concurrent process tolerancing is proposed. In the stage of structure design for a product, the information related to the process planning is used.
提出一种基于工序加工能力的并行工序公差优化设计方法。
The tolerancing process and its characteristics were studied based on the product conceptual structure design automation technology. A four layer product tolerance model was put forward.
在产品概念结构设计自动化技术基础上，研究了产品公差设计过程及其特点，提出了四层产品公差结构模型。
Firstly, the concepts of dimensional element (DE) and dimensional element-chain (DEC) are defined, and a geometric tolerancing model expressed by DE and its semantic mapping are also given.
首先定义尺素和尺素链等概念，并在此基础上建立尺寸公差的尺素表示模型及其语义映射；
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'.
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'.
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。
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