There are several situations where the registration of DLG and DOM is wanted: DLG precision check, a combination of DLG and DOM for field mapping, congruence of DLG and DOM to obtain multiplex relief map.

• 在很多情况下,需要用DOM和DLG的叠加配准:检查DLG精度,DOM套合DLG进行外业调绘,DLG与DOM叠加生成复合地形图。