井间电磁波CT在煤矿采空区探测效果分析 |
| 赵旭辰, 李雪健, 曹芳智, 雷晓东, 李晨, 韩宇达 |
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An analysis of the detection effect of cross-well electromagnetic wave CT in coal mine goaf |
| ZHAO Xu-Chen, LI Xue-Jian, CAO Fang-Zhi, LEI Xiao-Dong, LI Chen, HAN Yu-Da |
| 图4 钻孔平面位置示意 |
| Fig.4 Location map of the drilling |
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