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8 防空洞露头(a)及OCTEM实测曲线(b)

Fig.8 The outcrop of the air-raid shelter (a) and the OCTEM curve (b)