The strength, rigidity, stability and torsional rigidity of the bodywork structure were calculated by using finite element analysis. Thus the optimum fillet of the bodywork structure can be specified.
采用有限单元法对车体结构的强度、刚度、稳定性、挠跨比、扭转刚度进行计算，为车体设计提供了参考依据。
On the basis of mechanical analysis, the rigidity matrix of flat shell element has been determined and the displacement of joint has been found out according to the situation of loading.
在力学分析的基础上，确定了平面壳体单元的刚度矩阵，并根据载荷情况求出节点位移。
In this paper a practicable testing method for frame rigidity is described. The method is aimed at checking the finite element model of frame structure analysis.
为检验车架结构分析的有限元模型，通过一具体车架的刚度试验，总结出一套实用的车架刚度试验方法。
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