通过事物特性表描述编码对象的属性特征。
The attribute of coding objects is described by the tabular layouts of article characteristics.
阐述了零件族有限元环境下事物特性表的构成和特点。
And the components and traits of part family's SML in FEM field are stated.
基于面向对象技术，描述了事物特性表的特性、约束集和关联图。
SML's properties, constraint set and dependency graph were mainly described.
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。
At last, the theory of 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。
In Chapter Three, the key technology of realizing the rapid variant design of part family's FEM model based on SML is given.
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。
A method of generating tolerance master model based on SML was addressed, and a variant design process based on SML was proposed.
分析了变型技术在快速产品设计中的作用，以实例说明了对如何进行零件变型定义、构建变型零件的事物特性表。
The role of variety design on rapid product design and presents how to define the guided bolt in variety design and build affair feature list of variety part are presented.
本文基于上述两点，对面向有限元领域的产品模型进行一定深度的研究，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方法。
According to these two points, this dissertation starts the research of the product model in FEM field, and puts forward the method of rapid variant design of part family's FEM model based on SML.
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。
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。
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.
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