短語詞組短語Back -electromotive force method 反電動勢法B back -electromotive force 逆起電力back electromotive force coefficient 反電勢系數(shù)BEMF Back ElectroMotive Force 反電動勢back electromotive force cell 反壓電池;反電動勢電池back electromotive force constant 反電動勢常數(shù)back electromotive force prediction 反電勢預測 返回 back electromotive force