这个程序可以计算给定点处的小区信号范围覆盖。-is program computes a map of visibility from a selected point on a topography. It has been written to help the search for radio relay best location. Because it considers only direct line of sight, it gives a good estimation for

竖曲线轨枕点高程计算程序，每隔0.625米算一个，输出到wps excel中。-Vertical curve sleeper point elevation calculation program, considered one every 0.625 m output to wps excel in.