此程序采用C++builder开发平面任意点在空间曲面圆柱体上映射的点的三维坐标程序，曲面圆柱体的横截面和平面点坐标由用户输入。-This procedure using C++ Builder development of planar arbitrary point in space on the cylinder surface mapping of the three-dimensional coordinates of the point process, surface cross-