摘要
详细介绍了DEM及其特点,并选取实验区进行地形要素提取、分析等,使对DEM的实践应用更具备科学性、实用性和可操作性。
This paper introduced DEM and it's characteristic, and selected area for terrain factors extraction and analysis. This paper made DEM practice application had more scientii c, practicality and operability.
出处
《地理空间信息》
2014年第2期136-138,11,共3页
Geospatial Information
