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。
An energy difference rate method (EDRM) is applied to establish a closed form solution (CFS) about stress intensity factor (SIF) of three dimensional finite bodies containing inclined embedded cracks.
采用能量差率方法，首次导出含偏轴裂纹三维有限大体应力强度因子封闭解。
Based on the mixed-form of the Richards equation and a finite difference scheme, a VBA program is developed to perform the numerical simulation of the saturated-unsaturated flow drainage experiment.
基于混合形式的Richards方程以及一种质量守恒的有限差分格式，编写了一个VBA程序以对饱和-非饱和流排水实验进行数值模拟。
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