等值反磁通瞬变电磁法在城市浅层空洞探测中的应用

王亮, 龙霞, 王婷婷, 席振铢, 陈兴朋, 钟明峰, 董志强

Application of the opposing-coils transient electromagnetic method in detection of urban shallow cavities

WANG Liang, LONG Xia, WANG Ting-Ting, XI Zhen-Zhu, CHEN Xing-Pen, ZHONG Ming-Feng, DONG Zhi-Qiang

图4 100 Ω·m覆盖层下各模型的m曲线

Fig.4 The m changes of models under 100 Ω·m overlay