本软件是一款集地图投影、坐标转换、GPS高程拟合和常用测绘工具于一身的共享软件。-This software is a set map projection, coordinate transformation, GPS Elevation fitting and mapping tools commonly used to share in the same software.

用鼠标左键点击选取，提取cad坐标，并输出到相应的文件中-catch CAD coordinate