煤矿富水体SOTEM响应三维数值模拟研究
常江浩, 薛俊杰, 孟庆鑫, 赵鹏

Three-dimensional numerical simulation of short-offset transient electromagnetic responses to water-rich bodies in coal mines
CHANG Jiang-Hao, XUE Jun-Jie, MENG Qing-Xin, ZHAO Peng
图3 不同时刻采空区影响下?Bz/?t异常场的分布
Fig.3 Distribution of anomalous ?Bz/?t field under the effect of mining goaf at different times