常見例句雙語例句Theoretical analysis and experimental measurement for current harmonics, the results are agreement.對電流諧波進(jìn)行理論分析和實驗測量，二者結(jié)果吻合。Output voltage of this type ASD is multilevel PWM waveform, and by now there is not perfect theoretical analysis for its harmonics.這種中壓變頻器輸出電壓為多電平PWM脈沖波形，目前對其諧波還沒有完善的理論分析。 返回 theoretical harmonics analysis