20201230 17543400 1.0 TRUE SetNull 全台含澎湖DEM_20m 全台含澎湖DEM_20m d:\LiMing\DEMs\DEMs.gdb\SetNull_全台含澎湖DEM_20m "VALUE = -999" Rename d:\LiMing\DEMs\DEMs.gdb\SetNull_全台含澎湖DEM_20m d:\LiMing\DEMs\DEMs.gdb\全台含澎湖DEM_20m RasterDataset DEM DTM 全台含澎湖DEM_20m 全台含澎湖DEM_20m