基于不透水面与夜间灯光的城市建成区时空演变分析
牟凤云, 朱诗柔, 左丽君

Spatiotemporal evolution analysis of urban built-up areas based on impervious surface and nighttime light
MOU Fengyun, ZHU Shirou, ZUO Lijun
图4 2000—2022年成渝地区双城经济圈扩张指数
Fig.4 Expansion index of Shuangcheng economic circle in Chengdu-Chongqing area from 2000 to 2022