earth-fault current的用法和樣例：
例句
- Sensitive protective relays operated by ground fault currents clear these faults at an early stage.
由接地故障電流而動(dòng)作的靈敏保護繼電器在故障早期就將故障清除。 - When connecting sources to switching cards, install protective devices to limit fault current and voltage to the card.
在將信號源連接至開(kāi)關(guān)卡時(shí)，請安裝保護裝置，限制傳輸至開(kāi)關(guān)卡的故障電流和電壓。
