输电杆塔下采空区电法探测电极系统设计 |
| 张来福, 李士强, 刘国强, 杨虹, 田赟, 李国栋 |
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The design of electrode system for electrical detection of goaf under transmission tower |
| Lai-Fu ZHANG, Shi-Qiang LI, Guo-Qiang LIU, Hong YANG, Yun TIAN, Guo-Dong LI |
| 图13 地下管道分布的二维剖面 |
| Fig.13 2-D section of underground pipeline distribution |
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