已知三维点和三维线的坐标和代表式，求两者间最短距离，用对话框实现，可以提出算法函数单独使用-known three-dimensional and three-dimensional point of the line-coordinates and representatives, for the shortest distance between the two, with dialog to achieve, we can make use of arithmetic functions

该程序实现了基于罗德里格矩阵的三维坐标转换，该算法简单快速，无需迭代而具有较高的精度-The program implemented based on three-dimensional coordinate transformation matrix Rodriguez, the algorithm is simple and fast, without iteration and with high precision

利用MFC编写的一个用于坐标转换的小程序，实现了大地坐标B,L,H与三维坐标X,Y,Z之间的转换。-The use of MFC write a small program used to coordinate the conversion, the conversion between geodetic coordinates B, L, H and three-dimensional coordinates X, Y, and Z-.

实现地球信息系统中不同坐标系间坐标变换！！！代码中只有北京54，西安90，WGS84三个坐标系统间空间地球坐标，三维坐标，平面坐标间转换-Geographic information systems to achieve different coordinate systems coordinate transformation! ! ! Code only Beijing 54 and Xi' an 90, WGS84 coordinate system space between th