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commercial frequency中文是什么意思

发音:  
用"commercial frequency"造句"commercial frequency"怎么读"commercial frequency" in a sentence

中文翻译手机手机版

  • 工业电频率
  • 工业用电频率
  • 商用频率
  • 市电频率

例句与用法

  • Measurement code for commercial frequency earth resistance
    工频接地电阻测量
  • Commercial frequency meter
    工业用电频率计
  • Test methods for commercial frequency track circuit type automatic train stop
    商用频率轨道线路式列车自动停车装置的试验方法
  • The unsteady input commercial frequency sinusoidal voltage with high harmonic is modulated into bi - polarity three - state high frequency ac volage by the input cycloconverter , bi - polarity three - state high frequency ac volage is demodulated into uni - polarity three - state spwm wave by the output cycloconverter , and the uni - polarity three - state spwm wave is filter into steady commercial frequency sinusoidal voltage with low harmonic
    输入周波变换器将输入不稳定劣质的工频正弦交流电压调制成双极性三态的高频交流电压波,输出周波变换器将此高频交流电压波解调成单极性三态spwm波,经输出滤波后得到稳定优质的工频正弦交流电压。
用"commercial frequency"造句  

其他语种

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