本程序为大地测量中高斯投影坐标计算的，包括了正算和反算-This procedure for the geodetic coordinates of Gauss projection calculations, including the calculation of the positive operators and the anti-

前方交会测量程序，给出目标的两个点坐标和方向角，通过测量算法求出目标交会的第三个点，广泛应用在大地测量等领域-Intersection measurement procedure, two points are given target coordinates and orientation, by measuring the algorithm the objective point of intersection of the third