The electrical interference in the underground mine area gives rise to serious corrosion of pipelines and the improved grounddischarge is satisfactorily effective.
矿区井下电铁干扰使管道受到强烈腐蚀，采用改良型接地排流后收到了满意的效果。
2
Was that enough to put charge into the ground, and then with the discharge form some kind of plasma ball above?
这种导电现象是否足以把电荷导入地面下，这种放电现象是否能够形成天空中的某种电浆球？
3
NEWTOWN, Conn.- Targeting pods are sensors that to enable aircraft to discharge air-to-ground weapons at a safe distance from anti-aircraft artillery and many surface-to-air missiles.