片语
functional earthing conductor功能接地导体
parallel-earthing conductor并联接地导体
earthing g conductor接地导线
spherical earthing conductor关于接地导体球
underground earthing conductor井下接地线
hanging earthing conductor挂接地线
Earthing Conductor Current电流
main earthing conductor接地汇集线
protective earthing conductor保护接地导体
earth lead接地导线,[通信] 接地线
earth continuity conductor接地导线