产品信息建模是产品设计活动的基础。
Product information modeling is the foundation of product design activity.
铁路机车车辆虚拟样机系统为产品设计和生产过程的优化提供了集成的建模和仿真环境。
The virtual prototype system of railway locomotives and vehicles provides a modeling and simulation environment for optimization of product design and production process.
随着测试性设计技术的广泛应用，测试性建模与分析技术日益受判产品设计人员的关注。
The testability modeling and analysis technology was more and more emphasized by the product designer with widespread application of design for testability.
在产品设计与开发中，测量数据的表面建模主要采用一些商品化软件来完成。
In product design and development, surface modeling of product based on measured data often is finished by some commercial software.
研究了产品设计过程中的知识建模与知识管理问题，提出了面向产品设计的企业知识管理模式。
This paper focuses on knowledge modeling and knowledge management in product design, and proposes a paradigm for enterprise knowledge management.
公差优化设计是在机械产品设计和制造过程中的一项重要内容，而在计算机应用中，建模也是一个重要的步骤。
Optimum tolerance design is one of important steps in the process of machine design and manufacture and in the application of computer, and model-building is an important step.
分布式计算机辅助设计技术是充分利用分布式计算技术、数据库技术、面向产品设计制造全生命周期，支持动态建模与产品性能设计的设计技术。
Distributed CAD is a technology which USES technology of distributed computing, database system, orienting the whole life circle of product design, manufacture and supporting dynamic model.
根据对产品设计与制造集成化的要求，分析了现有CAD系统中几何建模存在的问题及阐述了产品建模的必要性。
According to the integration requirement of design and manufacturing, this paper discusses the existent problems of geometric modelling, in present CAD systems and the necessity of product modelling.
第二章讨论了功能需求在产品设计与制造中的作用，阐述了产品功能需求信息的获取和建模方法。
Chapter 2 analyzes the effect of function requirements in product design and manufacturing, and how to obtain and handle function requirement information.
本文通过出口国外的制冰机设计研制的实例，介绍了三维建模与工程制图技术在产品设计中的应用。
In the article, a design example of an export ice machine is given to describe the application of 3d modeling and engineering drawing technique to product design.
通过分析航空产品设计过程的动态分解特性，提出任务驱动的产品设计过程建模。
The technology of ceramic product design and mould process based on CAD/CAM software like series of CAXA;
通过分析航空产品设计过程的动态分解特性，提出任务驱动的产品设计过程建模。
The technology of ceramic product design and mould process based on CAD/CAM software like series of CAXA;
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