郑州市地面沉降时空演变规律研究
汪宝存, 朱琳, 潘登, 郭凌飞, 彭鹏

Research on temporal and spatial evolution law of land subsidence in Zhengzhou
WANG Baocun, ZHU Lin, PAN Deng, GUO Lingfei, PENG Peng
图2 郑州市地面沉降变幅图
(图中环线从内往外为二环、三环、四环)
Fig.2 Map of land subsidence amplitude of Zhengzhou City