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

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1 四电极电法检测原理

Fig.1 Principle of four-electrode electrical method