safe firing current

arc current (焊接电流) 电弧电流

Neef's hammer (电流启闭锤) 内夫氏锤

Wagner's hammer (电流启闭锤) 瓦格纳氏锤

intensity controlling electrode (电子束电流) 强度控制电极

time harmonic (电压和电流波形的) 时间谐波

thermal lag (热变电阻器中电流落后) 热滞

宫爆肉丁 stir-fried diced pork with chili sauce and peanuts

mud capping (爆孔用) 封泥

dead hole (爆炸后的) 残眼

metal jet (爆炸焊的) 金属喷流