pulse frequency 中文意思是什麼

pulse frequency 解釋
【無線電】脈沖頻率。

  • pulse : n 1 脈搏；有節奏的跳動；【動物；動物學】脈沖（波）；脈動。2 意向；傾向。3 【音樂】拍子，律動。vi ...
  • frequency : n. 1. 屢次，頻仍，頻繁。2. （脈搏等的）次數，出現率；頻度；【物理學】頻率，周率。
  1. Pulse frequency modulation control system

    脈沖調頻控制系統
  2. Pulse frequency modulation magnetic tape record type strong - motion instrument

    脈沖調頻式磁帶記錄強震儀
  3. Pulse frequency modulation pfm

    脈沖頻率調制
  4. Pfm pulse frequency modulation

    脈沖頻率調制
  5. Pl pulse frequency modulation

    脈沖頻率調制
  6. Pulse frequency modulation

    脈沖頻率燈
  7. The variations of distortion coefficient of ultrasonic pulse frequency spectra at defective zone in concrete

    超聲頻譜畸變系數在混凝土缺陷區的變化
  8. Empty affect refers to the frequency at empty electrical motors from lock - in normal circumstances to activate the pulse frequency

    空載牽入頻率是指步進電機在空載情況下能夠從鎖定狀態正常啟動的脈沖頻率。
  9. Empty sum frequency is entered in the normal functioning of the electrical pulse frequency gradually rise to the highest frequency step electrical bad step

    空載牽出頻率是指步進電機在正常運轉情況逐漸升高脈沖頻率使步進電機不失步的最高頻率。
  10. The maximum 50500 photo counts per second with 76mhz pump pulse frequency is detected. the probability to be single - photon state of every count is better than 99 % 5

    在抽運光脈沖重復頻率為76mhz的情況下，得到了每秒50500次的下轉換光子記數，其中單光子概率大幹99 。
  11. Multiple functions available ： start / crater arc current, increase / decrease time, base / crest value current, pulse frequency, pulse rate, post flow time, hf welding

    功能豐富：起始/收弧電流、上升/下降時間、基值電流、峰直電流、脈沖頻率、占空比、滯后關氣時間分別可調，高頻引弧。
  12. Multiple funcyions available : start / crater arc current, increase / decrease time, base, crest value current, pulse frequency, pulse rate, post flow time, hf / friction welding, water / gas cooling

    功能豐富：起始/收弧電流、上升/下降時間、基值電流、峰值電流、脈沖頻率、占空比、滯后關氣時間分別可調，高頻/接觸引弧、水冷/氣冷可供選用。
  13. The simulation results are all in accordance with the theory analysis, some even better than the theoretical specification. the basic principle of discrete pulse frequency modulation on step - up dc / dc converter is testified, and this effort accumulates more experience to design

    在完成電路原理分析與電路設計的基礎之上，應用eda軟體hspice對各個子電路模塊和整體電路進行了功能模擬及量化模擬，模擬結果均達到或優于預定指標。
  14. The temperature range is - 30 ~ 80. the topology of the step - up dc / dc converters and its basic principle is first analyzed in this thesis. then based on the conventional pfm control scheme, a discrete pulse frequency modulation is presented and the state space average model related to the ccm ( continue current mode ) and dcm is established

    然後在傳統的脈沖頻率調制方式的基礎上，分析了一種離散脈沖頻率調制方式，並建立了這種調制方式下升壓型dc / dc變換器在電流連續（ ccm ）工作模式和電流斷續（ dcm ）工作模式的狀態空間平均模型。
  15. With the development of the converter drive technology, the requirement for the variable frequency drive are becoming more and more strict especially for the modern converter drive employing fast switching semiconductor igbt ， though it has high pulse frequency and refreshing time of only nanoseconds, it generates emf that has adverse effect on the environment

    隨著頻率控制傳動技術的發展，對頻率變速傳動系統的要求越來越高，尤其是對採用快速切換的igbt半導體現代變頻技術，盡管脈沖頻率高或更斷時間僅毫微秒內，但它們會對周圍環境產生電磁場。
  16. In gan hemt gate pulse experiments, drain current under pulse conditon collapsed about 47 % than direct current condition and the pulse width affected little on current collapse. the relationship between drain current and pulse frequency is ncoxw [ m + ( n + k ? ) vgs + ( n + k ? ) vgs2 ] ( vgs - vth ) 2 / l

    在ganhemt柵極脈沖電流崩塌測試中，觀察到柵脈沖條件下漏極電流比直流情況下減小了47 % ;隨著信號頻率的改變，漏極電流按ncoxw [ m + （ n + k
  17. Acr data loggers are easy to use, self powered, and pocket - sized devices that measure and record temperature, relative humidity, electric current, pressure, process signals, pulse frequency, power quality and more

    並且小型的設備可測量及記錄溫度、相對濕度、電流、壓力、處理信號、脈波頻率、電源品質等。
  18. The pulse frequency and the ladder wave frequency are two factors that affect the range of velocity adjusting. the range of velocity adjusting is finally decided by the lesser

    從步進頻率和階梯波頻率兩個方面對細分驅動系統的調速域值進行了分析，得出調速域值受兩方面綜合影響，而且最終結果取兩者中域值范圍較小者。
  19. The comparison of the calculation formula for unsteady jet flow with that of steady jet flow demonstrates that the pulse frequency is the main factor influencing the velocity coefficients 2 and 5, and the relationship between the velocity coefficients of pulsed jet flow and steady jet flow was revealed

    通過與恆定射流的流速系數計算式對比，闡明了脈沖頻率是影響2和5的主要因素，溝通了脈沖射流與恆定射流流速系數之間的關系。
  20. At present, there are three kinds of modes of modulation including pulse width modulation ( pwm ), pulse frequency modulation ( pfm ) and the modulation of combination of pwm and pfm. lots of products using above modulations are designed in many famous companies

    目前，在功率變換系統中常見的有三種調制模式:脈寬調制模式（ pwm ， pulsewidthmodulation ） 、脈頻調制模式（ pfm ， pulsefrequencymodulation ）和二者可以相切換的pwm / pfm模式。
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