Equivalent hinged plane truss element 等效铰接平面桁架单元
Equivalent triangle plane truss element 等效三角形平面桁架单元
Equivalent rectangle plane truss element 等效矩形平面桁架单元
plane rectangle truss element 平面矩形桁架单元
Plane equivalent truss element model 平面等效桁架单元模型
plane truss element
平面桁架元件
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Secondly, the equivalent plane truss element analysis program of plane stress problem is worked out, by which cantilever beam, simple beam and perforated wall are analyzed.
其次，编制了平面应力问题等效铰结平面桁架单元有限元法分析计算机程序。
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