VC++实现GPS坐标转换及文件读取,可完成rinex格式的GPS观测文件和星历文件的读取，卫星位置的计算，实现了集中常用坐标系统之间的转换-GPS coordinates conversion and file read VC++, to be completed by the GPS observations rinex format files and ephemeris file read, the calculation of the satellite position and ce