可以进行高斯投影坐标正反算，即可以把大地坐标利用高斯投影转化为高斯平面坐标或者反过来把高斯平面坐标转化为大地坐标-Can be considered positive and negative Gauss projection coordinates, geodetic coordinates that can be projected into the use of Gauss Gauss Gauss plane coordinates, or turn the plane coordinat