方法采用有限元建模技术对CAD实体模型切分模块。
Methods The CAD model is divided into parts through finite element modelling technique.
根据张力减径过程的变形特点，采用组元建模技术，编写了弹塑性有限元计算程序。
Based on the characteristics of tube stretch-reducing process, the elastic FE calculation program is prepared by means of the constituent element modeling technique.
本文研究了有限元建模技术对车身动态分析的影响，建立起适合动态分析的车身有限元模型，在此基础上，进行了结构和声场的谐响应分析。
The influence of the technology about building finite element model for the automobile dynamic analysis are studied in this article, and build the car body adapt to dynamic analysis.
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