漂移頻率 的英文怎麼說

中文拼音 [biāobīn]
漂移頻率 英文
drift frequency
  • : 漂動詞[方言] (事情、帳目等落空) fail; end in failure
  • : Ⅰ動詞1. (移動) move; remove; shift 2. (改變; 變動) change; alter Ⅱ名詞(姓氏) a surname
  • : 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
  • 漂移 : 1 (漂流移動) be driven by the current; drift about2 [電子學] drift; shift; shifting; shunt runn...
  • 頻率 : frequency; rate
  1. The limited sensitivity of present pulsar surveys and the greater frequency drift make the more distant pulsars difficult to observe.

    目前脈沖星普查的有限探測靈敏度和大的,使我們難以觀測到更遙遠的脈沖星。
  2. Automatic frequency drift rejector

    自動抑制器
  3. Because of the temperature rising of ultrasonic motors, load changes, and vicinal surrounding changes and so on, the resonant frequency will shift, leading to working stability drop

    由於超聲波電機的溫升、負載變化及周圍環境變化等原因,使電機的諧振發生,這將影響超聲波電機運行的穩定性。
  4. 8b / 10b encoding adapt the characteristic of fiber channel very well, it has been used in high - speed fiber transmission broadly. it avoids the appearance of continuous “ 1 ”, “ 0 ”, offers plenty of bit synchronization time information, enhances the stability of output light signal, reduces interference between signals and offers proper redundancy to check error through transmission

    它避免了連「 1 」 、連「 0 」碼的出現,提供了豐富的位同步定時信息,減少了直流基線,提高了光輸出功的穩定性,減少了高低分量,改善了信號間的串擾,提供了適當的冗餘,便於檢測系統傳輸中帶來的錯誤。
  5. Characterized by wide band gap, high breakage electric field, high thermal conductivity, high saturated electron mobility, cubic silicon carbide ( 3c - sic ), considered as one of the most promising wide band gap semiconductors, is widely utilized in high temperature, high frequency and large power semiconductor devices

    3c - sic被譽為最有潛力的寬禁帶半導體材料,具有帶隙寬、臨界擊穿電場高、熱導高、飽和電子速度大等優點,是高溫、高、高功半導體器件的首選材料。
  6. This paper introduces a power controlling system for electrosurgical generator based on thyristor, and proposes a power compensating method to maintain the output power invariable when the ac voltage fluctuates

    介紹了基於可控硅整流電路的高電刀控制系統,並針對該類型電刀的輸出功隨電網電壓波動而發生的問題,採用了一種功補償的方法,實現輸出功在不同的電網電壓的波動下保持恆定。
  7. This paper introduces a power controlling system for electrosurgical generator baaed on thyristor, and proposes a power compensating method to maintain the output power invariable when the ac voltage fluctuates

    摘要介紹了基於可控硅整流電路的高電刀控制系統,並針對該類型電刀的輸出功隨電網電壓波動而發生的問題,採用了一種功補償的方法,實現輸出功在不同的電網電壓的波動下保持恆定。
  8. The over - current relay works to protect oscillation tubes and rectifier, when the current exceeds its limits. frequency deviation caused by faulty operation is also prevented

    當電流超過限制值時,過負荷電流繼電器自動保護振蕩管和整流器,同時可以避免由不當操作所引起的
  9. Algan / gan hemt has high breakdown electric field, fast electron drift velocity and large electron concentration, so it has been used more and more in high frequency and large power fields

    Algan / ganhemt由於具有擊穿電壓高、電子速度快和電子濃度大等特點,已被越來越多地應用於高及大功領域。
  10. Silicon carbide is becoming the most promising semiconductor material for high temperature, high frequency and high power devices because of its superior properties such as wide band gap, high breakdown field, high electronics saturation drift velocity, and high thermal conductivity

    Sic材料由於具有寬禁帶、高臨界擊穿電場、高飽和電子速度、較大的熱導等優良特性,因此成為製作高溫、高、大功器件的理想半導體材料。
  11. Featured by wide band gap, high breakage electric field, high electron mobility, low dielectric constant, strong irradiation proof and excellent chemical stability, silicon carbide ( sic ), viewed as one of the most promising wide band gap semiconductors, is widely utilized in optoelectronic devices, high frequency and large power, high temperature electronic devices

    被譽為最有潛力的寬禁帶半導體材料一sic ,因其具有禁帶寬度大、擊穿電場高、熱導大、電子飽和速度高、介電常數小、抗輻射能力強、良好的化學穩定性等優異的特性,被廣泛地應用於光電器件、高大功、高溫電子器件。
  12. From some characteristics observed, such as the short lift time, narrow frequency band, fast frequency drift, quasi - periodic pulsation, spike event and complex magnetic structure, it is considered that the radiation mechanism of these events may be principally due to the electromagnetic waves magnified directly by the instable electronic cyclotron

    從它們的觀測特徵:短壽命,窄帶,快速,及尖峰事件與磁結構復雜的大黑子活動區密切相關等,認為這些事件的輻射機制可能是電子迴旋脈澤不穩定直接放大電磁波所致。
  13. The basic principle, main properties, typical parameters, technical characteristics and general situation of klystron are introduced. the electron beam prebunching in the modulated cavity and shift tube of relativistic klystron amplifer ( rka ) is studied analytically, a self - consistent equation of radiation generated by the prebunched electron beam in the radiation cavity is derived using the field method of particle ? wave interaction instead of the electrical circuit method, and in terms of it, the gain in the linear regime calculated, a field analysis method is proposed. the theory analysis shows that the characteristic parameters, such as resonance frequency, real part of gap - impedance, external quality fadtor in all kinds of klystron output circuits including single - beam, multi - beam, single - gap, multi - gap, single - beammulti - gap, multi - beam multi - gap klystron output circuit, can be calculated by the field analysis method

    本文系統的介紹了速調管的工作原理、主要特點、發展概況、主要性能指標和技術特點,解析的研究了電子束在相對論速調管放大器的調制腔和管中的預群聚;用粒子波互作用的場方法導出了在輻射腔中預群聚電子束產生輻射的自洽方程,同時對線性區的增益進行了計算。理論分析表明,場分析法可用於計算單注單間隙、多注多間隙、單注多間隙和多注多間隙速調管輸出迴路的諧振、間隙阻抗實部和外觀品質因數等特性參數。
  14. Frequency drifts due to : dc voltage, temperature, vswr

    跟直流電壓、溫度、駐波比有關。
  15. Finally, its frequency shift is displayed by led, which is caused by mass loading effect

    最後,顯示其溫度補償後由于質量沉積效應所引起的振蕩量。
  16. Bits supplies the synchronous timing signal to these equipments inside the telecommunicationt building, such as dps, atm, no. 7, dxc, tm & adm in sdh, don and in etc. the related techniques are involved in the content of synchronization ne twork, timing distribution, the timing signal transportations x impairments etc. the second chapter tells the structure and the function of the building integrated timing system. the third chapter summarizes the digital synchronization network techniques, which emphasizes the basic concept of synchronization networks analyzes the necessity of building the synchronization network and introduces all kinds of synchronization methods. the fourth chapter represents the transportation of the synchronization signal

    本文第二章講述了通信樓綜合定時系統的構成及作用:第三章概述了數字同步網技術,著重描述了同步網的基本概念,分析了建立同步網的必要性,講述了各種同步方法;第四章闡述了同步定時信號的傳輸;第五章介紹了bits設備所支持的同步狀態消息;第六章、第七章為本文的重點,通過對時鐘信號建立數學模型,從理論上分析時鐘內部噪聲和相位瞬變產生時鐘定時信號損傷的原理,企圖尋找到更好地控制的方法。
  17. Then the difference between the output of the trained neural networks and that of the actual system is used as a residual, which detects the sensor fault. the diagnosis can then be performed by further exploiting the information provided from the residual signals according to certain rules introduced in detail in the thesis. simulating results show that the method can isolate any fault of the sensors in any input types and normal work frequencies

    模擬結果表明,基於神經網路觀測器的故障診斷方法在系統正常工作范圍之內,不受系統輸入類型和故障的類型的影響,只要故障對系統的特性發生影響(系統參數3 ) ,通過神經網路觀測器的殘差判別函數可以診斷出故障。
  18. At last, in according to the experiment results, the interpretation of the mechanism of the slip phenomenon of prepressing - contact spring - damping system was given in this dissertation. further more, the relationship among the limit frequency, the value of prepressing, excitation frequency, the amplitude of excitation and the materiel parameter was analyzed. base on the theory analysis the limit frequency formula was given, and the contact - slip condition for engineering application was concluded

    最後根據理論研究與試驗分析的結果,分析預緊接觸式彈簧阻尼系統產生滑現象的機理以及共振峰值現象的理論解釋,並通過定性分析接觸分離時的與預緊量、激勵、激勵力幅值以及墊層的材料參數之間的關系,提出能定量描述系統出現滑現象的極限公式,總結了預緊接觸式結構始終保持接觸的條件。
  19. By means of controlling accurately temperature of f - p cavity used in the frequency - stabilizing system of laser, the frequency stability of laser is significantly improved. especially the long - term unidirectional frequency shift is essentially overcome

    從實驗結果,我們得出將作為標準的f ? p腔精密控溫與對該腔不控溫對激光器振蕩進行鎖定的結果相比較,清楚看到短期穩定性有一定提高,重要是對作為穩標準f ? p腔精密控溫,消除了由於溫度變化引起的
  20. The saturation time in our simulation is consistent with the prediction of the theory. furthermore, we also studied the propagation of two pulses with inverse phase. in this case, the wakefield excited by the first pulse will be absorbed by the second pulse which shifts to higher frequency

    此外,我們還研究「位相相反」的兩個脈沖在稀薄等離子體中的傳播,第二個激光脈沖由於吸收了前一脈沖激發的靜電場,向高方向,得到的大小與符合理論推測。
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