共和盆地沙地空间分布格局变化特征
高娜, 胡光印, 董治宝

Change characteristics of spatial distribution pattern of sandy land in Gonghe Basin
Na Gao, Guangyin Hu, Zhibao Dong
图4 1980—2020年共和盆地各区域沙地重心分布及其变化
Fig.4 Distribution and changes of sandy land barycenters in Gonghe Basin from 1980 to 2020