资 源 简 介
gis一个功能强大的坐标转换系统，可以在三种坐标系下进行四种坐标的转换，可以对学习GIS地图投影的同学有很大帮助-gis a powerful coordinate transformation system can be carried out under three kinds of coordinate system conversion of four coordinates, you can learn GIS map projection of the students are very helpful
