Through researching the rule of producing PWM waveforms according to Harmonic-suppressing theory, this paper puts forth the existing problem and direction of improving SHE technique.
研究了按谐波抑制原理形成PWM波的原理和规律，指出了存在的问题和解决的方向。
Through researching the rule of producing PWM waveforms according to Harmonic-suppressing theory, this paper puts forth the existing problem and direction of improving SHE technique.
研究了按谐波抑制原理形成PWM波的原理和规律，指出了存在的问题和解决的方向。
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