平面问题等参单元的有限元程序设计，平面弹性力学问题的三结点三角形有限单元法。考虑集中力、静水压力、法向面力和自重体力。-This is finite element programming of isoparametric element on plane problem, it solves the three-node quadrilateral plane elasticity problems using finite element method. It calculates the

四节点等参元源代码，该程序可解决弹性力学的的平面应变问题,能够计算集中离、静水压力、法向面力和自重力的作用。-The program can solve the elasticity of the plane strain can be calculated the centralized role of hydrostatic pressure, normal surface force and self-gravity.