The harmonious displacement model of arbitrary quadrilateral plate element is used to analyze the arbitrary shape elastic foundation plate in the semi - infinite elastic foundation.
本文将任意四边形板单元的协调位移模式应用于半无限弹性地基上任意形状弹性地基板分析。
The equation of elastic stability for a thin elliptical plate is deduced from the equation of elastic stability for thin elastic shell with arbitrary shape.
在任意形状弹性薄壳稳定性方程的基础上进一步推导了椭圆形薄板的弹性稳定性方程，并且将所得到的方程最后化为用位移表达的微分方程序。
The equation of elastic stability for a thin elliptical plate is deduced from the equation of elastic stability for thin elastic shell with arbitrary shape.
在任意形状弹性薄壳稳定性方程的基础上进一步推导了椭圆形薄板的弹性稳定性方程，并且将所得到的方程最后化为用位移表达的微分方程序。
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