全不平衡电流

[电] totally unbalanced currents

quán bù píng héng diàn liú ㄑㄩㄢˊ ㄅㄨˋ ㄆㄧㄥˊ ㄏㄥˊ ㄉㄧㄢˋ ㄌㄧㄡˊ