详细介绍了各种坐标系统转换运算,由笛卡尔坐标转换为大地坐标； 由大地坐标转换为笛卡尔坐标；由笛卡尔坐标转换为站心地平坐标；由站心地平直角坐标转换为站心地平极坐标-Detailed information on a variety of computing coordinate system conversion, the conversion from Cartesian coordinates to geodetic coordinates conversion from geodetic