弯管机的弯管控制程序。可以在弯管机加工前分析管型与机型是否能够加工出来。-The pipe bending machine control procedures. Can be machined in the pipe before the analysis of whether the type and model can process up.

一个3D图形显示系统，封装了一些OPenGL函数，可以实现任意形状拉伸，直管，弯管等-A 3D graphics display system, a number of packages OPenGL function, can achieve tensile arbitrary shape, straight pipes, elbows, etc.