| 释义 |
地线dìxiàn电器与地相接的导线。无线电技术上,常将地线作为高频电路的一个回路。其他电器的金属外壳常接上地线,以防电器内部绝缘破坏时使外壳带电而发生触电事故。{ground wire; earth wire; wire used to connect an electrical appliance with the ground. In radio technology, ground wire is oft. formed into a loop of a high-frequency circuit. The metal case of an electrical appliance is oft. linked with a ground wire to prevent accidents of electric shock when the case becomes electrified due to damage of insulation inside the appliance.} |