This paper uses inverse finite element method combined with forward finite element method to design blank of automobile panel, and proves its rationality by physical simulation.

本文采用有限元逆向法和正向法结合的方法，确定覆盖件零件的成形毛坯，并用物理实验验证了其合理性。

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An example was used to illustrate the necessity, rationality and validity of applying generalized displacement method to finite element analysis of thin-walled hydraulic structure.

通过一算例说明了水工薄壁结构有限元分析中采用广义位移法的必要性、合理性和正确性。

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By means of finite element method, the strength analysis of light frame has been executed, and the result verifies the rationality of structure design.

采用有限元法对构架强度进行了计算分析，在对轻型构架的强度和力学特性有一定认识的同时，验证了结构设计的合理性。

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