◎ 接地 jiēdì
(1) [earthing;grounding;ground connection] [電]∶為防止觸電或保護(hù)設(shè)備的安全,把電力電訊等設(shè)備的金屬底盤或外殼接上地線
(2) [touchdown;ground contact]∶利用大地作電流回路
接地線

1.{電} landing; body; ground connection; electrical grounding; grounding; earthing; earth; ground; earth ground; ground strap connection; earth connection; {航空} touchdown; ground contact