         
  
2012/3/27
 
 遥感制图             遥控                   影像                   置信度              重力场                  重力基准              注册测绘师        3S集成             3S                                                          [GNSS]                               [RS]                              [GIS]                                   1954北京坐标系  1954                                      1954       1980西安坐标系  1980                                       1980        1985国家高程基准  1985       2000中国大地坐标系   2000                                                    2000                                                             
      