黄土高原典型沟壑区生态敏感性分析:以甘肃省庆阳市为例
李彩霞, 任涛, 李永恒

Ecological sensitivity analysis in typical Loess Plateau gully regiona case study of QingyangGansu
Caixia Li, Tao Ren, Yongheng Li
图4 2000—2020年研究区DEM空间变化
Fig.4 Spatial changes of DEM in study area from 2000 to 2020