自动划分三角形网格，插值计算等值线，绘制等值线等值面，输出Shape文件-Automatic partitioning triangle mesh, interpolation contour, contour drawing isosurface output Shape file

打开或者读取dxf文件，对形文件可编辑。实现操作功能。-Dxf file open or read, to shape files can be edited. To achieve operating functions.