等值反磁通瞬变电磁法在城市地质调查中的应用

何胜, 王万平, 董高峰, 南秀加, 魏丰丰, 白勇勇

Application of the opposing-coils transient electromagnetic method in urban geological surveys

HE Sheng, WANG Wan-Ping, DONG Gao-Feng, NAN Xiu-Jia, WEI Feng-Feng, BAI Yong-Yong

图8 等值反磁通瞬变电磁法W3剖面原始二次场剖面(a)及综合成果(b)

Fig.8 Original secondary field profile(a) and comprehensive result map(b) of OCTEM W3 section