天津市南部平原地面沉降区新兴风险评估
于海若, 宫辉力, 陈蓓蓓, 周超凡

Emerging risk assessment of areas subject to land subsidence in the southern plain of Tianjin, China
YU Hairuo, GONG Huili, CHEN Beibei, ZHOU Chaofan
图1 天津市地理位置与影像覆盖范围示意图
Fig.1 Location of Tianjin and the coverage of images