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有限元结构分析通用软件已普遍应用于机械产品的分析计算，在进行动力分析计算时，研究对象的模型简化、网络剖分以及某些参数的输入十分关键．总结了各种类型机械产品的工程实例计算中的经验，指出使用通用软件进行频率求解、动力响应分析、稳定性分析以及接触应力分析时应注意的问题，并给出边界元的简化方法以及参数输入的技巧．
The common software of finite element structural analysis has been widely used in the analysis and calculation of mechanical products. It is very important to simplify the model, network segmentation and some parameters of the research object in the dynamic analysis and calculation. The experience in calculating engineering cases of various types of mechanical products is summarized. Some problems to be noticed when using common software to solve frequency response, dynamic response analysis, stability analysis and contact stress analysis are pointed out. A simplified method of boundary element and parameter Enter the skills.