A numerical example shows that the structural analysis and optimization design model and method in this paper are valid and feasible.
算例表明：文中提出的随机结构分析和优化模型与设计方法是合理、可行和有效的。
Based on the structural characteristics of bearing flange, the optimization model is established according to the objective function, design variables and constraints, and make a static analysis.
基于支承法兰盘的结构特征，通过目标函数的建立、设计变量的选取以及约束条件的确定建立了优化设计的有限元模型，并对法兰盘进行了静力分析。
To the designers of the gun, the building of FEM model is very useful in structural optimization design by shortening the period of design and reducing work intension.
有限元计算模型的建立，对于火炮结构优化设计、缩短研制周期和降低火炮设计人员的劳动强度都具有重要意义。
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