换肤弹框效果，颜色自己设定，颜色改变，弹框效果也跟着改变-The skin elastic frame effect

PS converted wave method is very advance method in seismic of exploration for detecting oil/gaz and delineate you reservoir via the elastic properties can be provided by PS method-PS converted wave method is very advance method in seismic of explora

边界单元法求解二维弹性力学问题的输入文件，源程序-Input data for 2D elastic mechanics problem in boundary element method

Abqus UMAT 纯弹性程序，用以回弹计算，简单纯弹性范围内的计算-Abqus UMAT purely elastic procedure to rebound calculations, a simple calculation of the pure elastic range