DEM
abbr. 动力效应模型(dynamic effect model);数字高程模型(digital elevation model)
例句
I voted Lib Dem.
我投了自由民主党的票。
《牛津词典》
By means of GIS method, the digital elevation model(DEM)is established, the subcatchment boundaries are studied.
利用 GIS 方法建立了数字高程模型(DEM),研究了子汇水面积的边界。
This is not the proportional representation of Lib Dem dreams.
这不是自民党期待的比例代表制。