不同源DEM数据在高山区重力中区地形改正中的适用性
刘生荣, 高鹏, 耿涛, 郭伟立, 杜辉

The applicability of different sources DEM data in median region terrain correction of gravity in high mountain areas
Sheng-Rong LIU, Peng GAO, Tao GENG, Wei-Li GUO, Hui DU
图7 1:5万DEM中区地形改正误差分布区间
Fig.7 1:50 000 DEM central area terrain correction error distribution interval