短語(yǔ)詞組短語(yǔ)wave harmonic restraining 諧波抑制harmonic restraining and var offsetting 諧波抑制和無(wú)功功率補(bǔ)償restraining harmonic 抑制諧波restraining tooth harmonic emf 齒諧波電勢(shì) 返回 harmonic restraining