测绘行业的前方交会程序，可以简单绘图，但是只在缓存中，没实现图形的保存。-Surveying and mapping industry forward intersection program, you can simply drawing, but only in the cache, did not realize graphics saved.

Fortran绘图程序库，可用于windows和Linux下绘制postscr ipts图件-Fortran graphics library, can be used for windows and Linux, drawing postscr ipts maps