短語(yǔ)詞組短語(yǔ)harmonic displacement sequence 諧序harmonic c sequence 和聲模進(jìn)arithmetic -harmonic mean sequence of numbers 等差harmonic and negative sequence 諧波和負(fù)序harmonic sequence numbers 調(diào)和數(shù)列harmonic and negative sequence current 諧波及負(fù)序電流third -harmonic zero-sequence voltage 三次諧波零序電壓third harmonic zero -sequence voltage 三次諧波零序電壓negative phase sequence harmonic 逆序諧波 返回 harmonic sequence