DEM网格间距对重力远区地改精度的影响及效果
李忠平, 戴广凯, 张茂辉

The impact and effect of DEM grid spacing on the accuracy of gravity remote topographic correction
LI Zhong-Ping, DAI Guang-Kai, ZHANG Mao-Hui
图4 研究区地形
Fig.4 Topographic map of the study area