頻率替續器 的英文怎麼說

中文拼音 [bīn]
頻率替續器 英文
fr frequency relay
  • : Ⅰ形容詞(次數多) frequent Ⅱ副詞(屢次) frequently; repeatedly Ⅲ名詞1 [物理學] (物體每秒鐘振動...
  • : 率名詞(比值) rate; ratio; proportion
  • : Ⅰ動詞1 (代替) replace; substitute for; supply [take] the place of 2 [書面語] (衰敗) decline Ⅱ...
  • : Ⅰ形容詞(連接不斷) continuous; successive Ⅱ動詞1 (接在原有的后頭) continue; extend; join 2 (...
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • 頻率 : frequency; rate
  1. Using fiber grating to substitute traditional wavelength - selecting components, the 8nm tuning range is realized at a repetition frequency of 2. 5ghz. ( 5 ). the wavelength - tuning methods of an active mode - locked fiber laser using a ld as a modulator are researched, and two tuning methods including temperature tuning

    ( 4 )對主動鎖模光纖激光的波長調節技術進行了研究,用光纖光柵代傳統的波長選擇件實現了主動鎖模光纖激光的波長調諧,並獲得了波長連調諧范圍達8nm 、重復2 . 5ghz的穩定的光脈沖輸出。
  2. But the sound field generated by this kind of transducers in medium has s ome " congenital " shortcomings : there always exist zero areas in sound - axes of near - field however we change the frequencies and radii of transducers, so we need to look for better radiate transducers. in this dissertation, we design and make two kinds of radiate transducers : bunchiness control transducer with electric polarity division and gaussian transducer

    然而,這種類型的換能在媒質中產生的輻射聲場,有其「先天性」的不足之處,在近場中無論平面活塞的和半徑如何變化,軸上和沿徑向上都呈現出極大和極小交分佈的干涉現象,因此我們有必要繼尋求更為理想的輻射形式。
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