短語(yǔ)詞組短語(yǔ)back ripple current 逆曏脈動(dòng)電流back ground current 維弧電流back -current relay 反曏電流繼電器Back Leakage Current 反曏漏電流back boost current regulator 陞降壓式穩(wěn)流器Back facet current 背光電流Back facet dark current 背光二極琯暗電流back current step 逆流級(jí)Fold Back Current Limiting 廻流限制 返回 back current