摄影测量中的空间前方交会程序，采用的是matlab编写的共线条件方程法，结合空间后方交会求解的双像外方位元素，可以进行待定点的三维坐标的求解。(The program of space intersection in photogrammetry, using the collinear equation method to prepare the MATLAB, combined with the space resection for double image exterior orient