孔—巷瞬变电磁隧道不良地质体超前预报方法研究 |
| 李贺, 李貅, 戚志鹏, 曹华科 |
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Seismic prediction of unfavorable geobodies in tunnels using the borehole-roadway transient electromagnetic method |
| LI He, LI Xiu, QI Zhi-Peng, CAO Hua-Ke |
| 图8 溶洞模型2的剖面示意 |
| Fig.8 Karst cave model 2 |
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