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 coordinates to Cartesian coordinates　by the Cartesian coordinates is converted to station level carefully coordinates　carefully by the station into a flat rectangular coordinates carefully Ping Station polar coordinates