low frequency
low frequency是什么意思、low frequency怎么讀
low frequency漢語翻譯
【醫(yī)】 低頻率
low frequency英語解釋
名詞 low frequency:
- 30 to 300 kilohertz同義詞:LF
- a pitch that is perceived as below other pitches同義詞:low pitch
low frequency例句
- In electronics, undesirable low frequency currents interfering with a desired signal, and usually caused by a poorly screened alternating mains supply.在電子學(xué)領(lǐng)域,一種不希望發(fā)生的低頻電流,它干擾所要求的信號(hào)。通常這種現(xiàn)象是由于交流供電線路屏蔽不良引起的。
- An effect that occurs when a signal is sampled at a rate less than twice the highest frequency present in the signal.The subsequent signal recovered from the samples will not contain the high frequency component of the original signal and will display a false low frequency signal.以低于信號(hào)中最高頻率兩倍的頻率進(jìn)行信號(hào)取樣時(shí)出現(xiàn)的一種效應(yīng),即當(dāng)由取樣狀態(tài)還原時(shí),還原后的信號(hào)將不再含有原來信號(hào)中的高頻成分,并將顯示出虛假的低頻信號(hào)。
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