短語詞組短語Sine pulse -duration modulation 正弦脈寬調制pulse -duration modulation-frequency modulation 脈沖期間調制頻率調制英語;繙譯PWM pulse -duration modulation technology PWM脈寬調制技術pulse duration modulation -frequency modulation 脈沖持續(xù)時間調制調頻 返回 pulse duration modulation