閂鎖電流額定 latching current: 閉鎖電流current rating: 電流額定值; 額定電流rating current: 額定電流latching: 封鎖; 礦山測量; 礦山羅盤測量; 系住; 自動關(guān)閉設(shè)備contact current carrying rating: 觸點額定載流容量; 繼電器觸點額定通電容量下載手機詞典可隨時隨地查詞查翻譯