At last, the theory of the rapid variant design of part family's FEM model based on SML is given.
最后提出了基于事物特性表的零件族有限元模型快速变型设计的原理。
The main idea of variant design is to adapt the existing product or module to the new requirements.
产品变型设计的基本思想就是通过改进已有的系列产品或模块来适应新的设计需求。
By DFMC coding system, the variant design of products and their plan process can be realized easily.
在DFMC编码技术的支持下，可以很方便地实现产品及其工艺过程的变型设计。
In Chapter Two. it cites the theory structure of the rapid variant design of part family's FEM model.
第二章，建立了零件族有限元模型快速变型设计的理论框架。
In order to organize and manage product configuration design, variant design and their process knowledge is studied.
对产品配置设计知识、变型设计知识及其过程知识的组织和管理方法进行了研究。
The variant design platform of sluice gate gantry crane was developed, and as an example, methods were applied and verified.
以开发的门式启闭机变型设计平台为例，对提出的方法进行了验证。
In Chapter Three, the key technology of realizing the rapid variant design of part family's FEM model based on SML is given.
第三章，提出了基于事物特性表的零件族有限元模型实现快速变型设计的关键技术。
Introducing modularity and CBR into variant design, a variant design technology based on modular product case was presented.
将模块化技术和基于实例推理技术引入到产品变型设计中，提出了基于模块化产品实例的变型设计技术。
It is point out that a product structure's variant design primarily includes two types-horizontal layout and vertical layout.
出产品结构变型主要有纵向布局结构变化和横向布局结构变化两种基本形式。
A method of generating tolerance master model based on SML was addressed, and a variant design process based on SML was proposed.
提出了基于事物特性表的公差主模型的建立方法，分析了基于事物特性表的公差变型设计过程。
The variant design platform for complicated products was introduced, and complicated product variant design and analysis were realized.
介绍了复杂产品变型设计平台，实现了复杂产品的变型设计与分析。
In chapter 3, configuration variant design technology for customized product modular product family using case-based reasoning was presented.
第三章提出了基于实例推理的定制产品模块化产品族配置变型技术。
The application shows that the problem of reusing product data in the processing of product variant design can be resolved mostly satisfactory.
应用表明，该方法可较好地解决变型产品设计过程中的产品数据重用问题。
The method supports variant design of dies structurer, educe the catalog of dies CAD system, make the development of system easily and clearly.
该方法可以充分支持模具结构的变形设计，减少冲模CAD系统模具装配结构的分类，使得系统的开发结构更加清晰并易于实施。
Aiming at the low level of automation of case retrieval in case-based design, the variant design used in case-based fixture design was studied in detail.
针对基于实例推理的设计方法实例修改自动化程度较低的情况，对夹具实例自动化修改中的变型设计过程进行了研究。
As variant design occupies an important position in design practice for enterprises, how to use CBR to implement variant design has become a research hotspot.
在企业实际设计活动中，变型设计有着很重要的地位，如何运用CBR来实现变型设计已成为研究的热点。
This paper analyzes the features, the parameters and the constraints of variant design, and develops a variant design system of interior decorating pieces of buses.
本文分析了客车内饰件的变型设计特点、变型设计中的参数及其约束，并开发了客年内饰件变型设计系统。
In the product design, most parts are variant design of former parts. So how to reuse the experience and knowledge affects the speed and quality of new product design.
在产品设计中，大部分零件设计是在已有零件的基础上进行的变型设计，因此如何更好的重用已有的经验和知识将直接影响到新产品开发的速度和质量。
According to the Group Technology principle, using the variant design technique, a CAD system has been developed and used in a extrusion aluminum_type materials factory.
并依据成组技术的基本原理，采用变异式设计方法，研制了挤压铝型材产品开发计算机辅助设计系统，并成功地应用于铝型材挤压企业。
To deal with 3-dimension variant design for complicated product, an optimal tree-structure for the parameters transfer was proposed for complicated product variant design.
针对基于3维模型的复杂产品变型，提出了与产品建模结构相融合的树形参数传递结构。
Aiming at the problem of incomplete design parameters data in variant design of customized product, we present an optimization variant design method based on uniform design.
针对定制产品变型设计中设计参数不完全的问题，提出了在客户提出尺寸变化范围基础上进行均匀设计的优化变型设计方法。
In Chapter Four, according to the methods of establishing rapid variant design of part family's FEM model based on SML, mentioned above, it develops the system of this function.
第四章，根据前文所述建立零件族有限元模型快速变型设计方法的内容，开发了基于事物特性表的零件族有限元模型快速变型设计系统。
Consequently, a method based on the least squares approximation is advanced to support variant design, so that the trade-off between product performance and cost can be achieved.
其次给出了一种基于最小二乘逼近的产品变型配置设计方法。利用模拟退火算法得到了符合客户个性化需求的最优变量配置方案，即产品的性能和成本之间的平衡点。
To satisfy customized requirements on assemble product design, a new assembly variant design methodology was proposed based on the modification of existing mature component designs.
为了获得满足顾客个性化需求的装配产品设计方案，提出了通过修改现有成熟零件的设计的变形设计方法。
Against the background of variant design of satellite payload preliminary scheme, a phasic progress on emergency design method in the case of man-made or natural disasters was reported.
以卫星有效载荷总体方案变型设计为背景，探讨在人为或自然灾害的非正常情况下的应急设计方法。
The DFMC methods for apparel are proposed, which consist of the development of modularized product, apparel modeling, fashion customization, pattern variant design and cutting scheme design.
提出了服装大批量定制设计方法，包括模块化开发和建模、款式设计、样板设计和排料设计等方法。
A variant design software package is developed and applied to rudder assembly tooling design. The application proves that the method can improve design efficiency and reduce design iteration.
开发的变型设计工具集应用于飞机方向舵装配型架设计，避免了装配工装大范围设计迭代，有效提高了设计更改效率。
Having analyzed 3d parameterized design technique, a product-level parameterized variant design method was presented based on CAD system, parametric thinking and hierarchical table in database.
在分析当前三维参数化设计技术的基础上，结合CAD系统、参数化思想和层次型数据表技术，提出了一种产品级的参数化变型设计方法。
Complexity of part variant design was formulated based on dimension constraint, and the complexity of part variant design was contrasted in the condition of before and after part classification.
提出了基于尺寸约束的零件变型设计复杂特性模型，比较了零件分类前后的变型设计复杂性。
Complexity of part variant design was formulated based on dimension constraint, and the complexity of part variant design was contrasted in the condition of before and after part classification.
提出了基于尺寸约束的零件变型设计复杂特性模型，比较了零件分类前后的变型设计复杂性。
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