Using this method, we can get the reliable value of refraction coefficient and effectively improve the precision of EDM trigonometric leveling only by solving the traditional inversion equation an...

• 运用该方法时,不需要增加外业工作量,只需通过联合求解传统反演式和理论计算式,便可求得相对可靠的折光系数值,从而有效提高EDM三角高程测量的精度。