短語(yǔ)詞組短語(yǔ)automatically striking the arc 自動(dòng)引弧striking the arc 引弧striking an arc 翻譯striking of arc 起弧non -contact striking the arc 非接觸式引弧striking voltage of arc 點(diǎn)弧電壓striking current of arc 點(diǎn)弧電流hot striking arc current 熱引弧電流striking of an arc 弧之觸發(fā) 返回 strike arc