字典網>> 英漢字典>> H開頭詞條>>high frequency的意思 漢英字典

high frequency

中文翻譯:

【醫】 高頻率
英文字典

英文解釋:

名詞 high frequency:

  1. 3 to 30 megahertz
    同義詞:HF
  2. a pitch that is perceived as above other pitches
    同義詞:high pitch
high frequency

例句:

  1. 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.
    以低於信號中最高頻率兩倍的頻率進行信號取樣時出現的一種效應,即當由取樣狀態還原時,還原後的信號將不再含有原來信號中的高頻成分,並將顯示出虛假的低頻信號。

相關詞條: