地故障電流 fault to ground: 接地障礙ground fault: 接地錯誤; 接地故障; 接地事故fault current: 故障電流; 障礙電流ground current: 接地電流; 通地電流double ground fault: 兩線接地故障; 雙接地故障下載手機詞典可隨時隨地查詞查翻譯