The correct weak form of basic equations in elasticity is the foundation of finite element analysis.
弹性力学基本方程正确的弱形式将是有限元分析的基础。
Based on the geometrical nonlinear finite element (GNFE) theory, a curved quadrilateral isoperimetric element with 8 nodes for initial form analysis of tensile membrane structures is presented.
本文根据几何非线性有限元理论，提出张力膜结构初始形态分析的8结点曲面四边形等参单元。
A finite element method with high accuracy is presented in this paper, which is used to form the finite element difference method.
给出了一种有限元高精度方法，即有限元差分法的一般构造原理。
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