行頻率 的英文怎麼說

中文拼音 [hángbīnlǜ]
行頻率 英文
line frequency
  • 行 : 行Ⅰ名詞1 （行列） line; row 2 （排行） seniority among brothers and sisters:你行幾? 我行三。where...
  • 頻 : 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 : 率名詞（比值） rate; ratio; proportion
  • 頻率 : frequency; rate
  1. Compressor running frequency

    壓縮機運行頻率
  2. The field experiments prove that based on the motor running condition, this solution can real time continuously adjust its running frequency to reach object of energy saving and efficiency increasing

    現場實驗證明，該解決方案能根據電機運行狀況實時、連續地調節其運行頻率，從而達到節能增效的目的。
  3. Based on the tms320f240 controller produced by ti company, the hardware and software designation of the symmetrical voltage space - vector pwm is presented. designed a digital controller with tms320f240 to modulate the speed of the motor, in which the keyboard and led display are bedded. it can be to set the frequency of motor and display the run frequency of motor in real time

    基於ti公司的tms320f240控制晶元，介紹了對稱空間電壓矢量硬體設計和軟體設計，採用tms320f240設計了一款用於電機變頻調速的數字控制器，該控制器上設計有鍵盤和led顯示，可以設定和動態顯示電機運行頻率。
  4. In the fourth chapter, firstly, the fsk / psk signal function is presented, then, the signal which frequency and phase are modulated by costas code and barker code for each are analyzed at the same time. after that, the target returns and clutter returns are analyzed and modeled. at last, both of the time correlation characteristics and space correlation characteristics are theoretically analyzed

    在第四章中，首先給出fsk / psk信號的表達式，並對一種分別採用costas碼和barker碼進行頻率和相位調制的fsk / psk信號進行分析，然後對fsk / psk信號的目標回波和雜亂回波進行分析與建模，接著，對雜波信號的時間相關性和空間相關性進行理論分析，由分析結果可知， fsk / psk雷達雜波的時間相關性不變、空間相關性增強。
  5. In view of this situation this article has conducted research to the design of metallurgy auxiliary biography with the frequency conversion table electrical machinery first multianalysis to the frequency changer and the frequency conversion table electrical machinery movement characteristic is carried out, the voltage waveform harmonious which the frequency changer outputs is big, attacks in a big way, and the voltage climbing rate reaches as high as 6600v / mu s which is 20 times ordinary sine alternating voltage, the rolling mill auxiliary biography table set the extremely strict request to the electrical machinery ; its movement frequency is very low, rate frequency in 8 - 20hz ; the velocity modulation scope is wide, the lowest movement frequency lowers to 1hz, and the starting number of times is quite frequently, each hour reaches as high as 600 - 800 time, the impact shoulders in a big way, the overload capacity request is high

    針對這一情況本文對冶金輔傳用變頻輥道電機的設計進行了系統研究。首先對變頻器和變頻輥道電機的運行特性進行詳細分析，變頻器輸出的電壓波形諧波大，沖擊大，電壓上升率高達6600v / s ，是普通正弦交流電壓的20倍;軋機輔傳輥道對電機提出了十分嚴格的要求:其運行頻率很低，額定頻率在8 - 20hz ;調速范圍寬，最低運行頻率低到0 . 5hz ，起動次數相當頻繁，每小時高達600 - 800次，沖擊負荷大，過載能力要求較高。
  6. In the fourth part, the field irrigated water requirement were gotten based on the recommended irrigation schedules and irrigated areas often crops. in this paper, the reference evapotranspition et0 in three counties in bid was computed by penman - monteith method and the crop coefficients, kc of ten crops by kcisa model and the crop water requirements, etc, were computed simply by kc et0. meanwhile, four representative years by frequency analysis are gotten according to net irrigation requirements and planted areas of different crops in bojili irrigation district

    本文首先採用fao最新推薦的penman - monteith方法計算灌區的參照騰發量et _ 0 ，用kcisa按照fao的計算方法推求十種作物的作物系數k _ c ；由此基礎上計算出作物需水量et _ c ，根據結果分析了不同作物的需水規律；同時用作物缺水量nir （凈灌溉需水量）進行頻率計算，求出了灌區的四個代表年，並分析了代表年年內自然水分狀況和作物缺水規律。
  7. And used this standard ( large than ex + 3 x x ) to estimate the design sub stage maximum tidal levels using the frequency analysis. an improved method to deduce design tidal level process is put forward, using both designs maximum anneal tidal level and design maximum annual tidal range

    探討了不同參數估計方法下如何判別特大值，並用得到的判別標準（大於ex + 3 x ）對修正後的分期最高潮位序列進行頻率分析確定了分期設計最高潮位。提出了以設計年最高潮位和設計年最大潮差共同控制典型潮位過程放大的設計潮位過程推求方法，使設計潮位過程的推求更趨合理。
  8. The thesis has done the widespread investigation and study to the domestic and foreign ’ s technologies of analogy low voltage and low power, and analyzes the principles of work, merts and shortcomings of these technologies, based on the absorption of these technologies, it designs a 1. 5v low power rail - to - rail cmos operational amplifier. when designing input stage, in order to enable the input common mode voltage range to achieve rail - to - rail, it does not use the traditional differential input pair, but use the nmos tube and the pmos tube parallel supplementary differential input pair to the structure, and uses the proportional current mirror technology to realize the constant transconductance of input stage. in the middle gain stage design, the current mirror load does not use the traditional standard cascode structure, but uses the low voltage, wide - swing casecode structure which is suitable to work in low voltage. when designing output stage, in order to enhance the efficiency, it uses the push - pull common source stage amplifier as the output stage, the output voltage swing basically reached rail - to - rail. the thesis changes the design of the traditional normal source based on the operational amplifier, uses the differential amplifier with current mirror load to design a normal current source. the normal current source provides the stable bias current and the bias voltage to the operational amplifier, so the stability of operational amplifier is guaranteed. the thesis uses the miller compensate technology with a adjusting zero resistance to compensate the operational amplifier

    本論文對國內外的模擬低電壓低功耗技術做了廣泛的調查研究，分析了這些技術的工作原理和優缺點，在吸收這些技術成果基礎上設計了一個1 . 5v低功耗軌至軌cmos運算放大器。在設計輸入級時，為了使輸入共模電壓范圍達到軌至軌，不是採用傳統的差動輸入結構，而是採用了nmos管和pmos管並聯的互補差動輸入對結構，並採用成比例的電流鏡技術實現了輸入級跨導的恆定;在中間增益級設計中，電流鏡負載並不是採用傳統的標準共源共柵結構，而是採用了適合在低壓工作的低壓寬擺幅共源共柵結構;在輸出級設計時，為了提高效率，採用了推挽共源級放大器作為輸出級，輸出電壓擺幅基本上達到了軌至軌;本論文改變傳統基準源基於運放的設計，採用了帶電流鏡負載的差分放大器設計了一個基準電流源，給運放提供穩定的偏置電流和偏置電壓，保證了運放的穩定性;並採用了帶調零電阻的密勒補償技術對運放進行頻率補償。
  9. Begin to receive frequency application from january 1, 2007, began to undertake frequency examine and approve on july 1, 2007, extend relevant licence

    從2007年1月1日開始接收頻率申請， 2007年7月1日開始進行頻率審批，發放相關許可證。
  10. Answer : begin to receive frequency application from january 1, 2007, began to undertake frequency examine and approve on july 1, 2007, extend relevant licence

    答：從2007年1月1日開始接收頻率申請， 2007年7月1日開始進行頻率審批，發放相關許可證。
  11. Lfmcw ( linear frequency modulation continuous wave ) radar is a radar system which can get the information of range and velocity through modulating the frequency of continuous wave

    線性調頻連續波（ lfmcw ）雷達是一種通過對連續波進行頻率調制來獲得距離與速度信息的雷達體制。
  12. Because of the advantages of no range blind area, high range resolution, low signal power and simple structure, lfmcw ( linear frequency modulation continuous wave ) radar attracted more and more attention recently

    線性調頻連續波（ lfmcw ）雷達是一種通過對連續波進行頻率調制來獲得距離與速度信息的雷達體制系統。由於其具有無距離盲區、高距離解析度、低發射功率、結構簡單，便於集成化等優點，適合用於液位測量系統。
  13. Temperature sensor is error. this let compressor run the protected state. in this state, the cycle 30 minutes, compressor runs f22 x 3 minutes, stops 30 - f22 x 3 minutes

    注： 「壓縮機運行頻率」是在溫控探頭故障時起作用，讓壓縮機工作在保護運轉狀態，在這個狀態下，以30分鐘為一個周期，壓縮機運轉f22 x 3分鐘，停止30
  14. Temperature sensor has error. this lets compressor run in the protected state. in this state, the cycle 30 minutes, compressor runs f22 x 3 minutes, stops 30 - f22 x 3 minutes

    注： 「壓縮機運行頻率」是在溫控探頭故障時起作用，讓壓縮機工作在保護運轉狀態，在這個狀態下，以30分鐘為一個周期，壓縮機運轉f22 x 3分鐘，停止30
  15. Temperature sensor has error. this lets compressor run in the protecting state. in this state, the cycle 30 minutes, compressor runs f22 x 3 minutes, stops 30 - f22 x 3 minutes

    注： 「壓縮機運行頻率」是在溫控探頭故障時起作用，讓壓縮機工作在保護運轉狀態，在這個狀態下，以30分鐘為一個周期，壓縮機運轉f22 x 3分鐘，停止30
  16. Temperature sensor is error. this function lets compressor run in the state of protecting. in this state, the cycle is 30 minutes, then compressor runs for f22 3 minutes, and stops for 30 - f22 3 minutes

    注： 1 「壓縮機運行頻率」是在溫控探頭故障時起作用，讓壓縮機工作在保護運轉狀態，在這個狀態下，以30分鐘為一個周期，壓縮機運轉f22 x 3分鐘，停止30
  17. Because the synthetic seismic record and the seismic record data got in the surface are not well matching caused by the dispersion of seismic wave, frequent correction between them must be done before use. under control of well logging data, there are two important methods to get wave impedance from seismic data inversion : wave impedance inversion method based on convolution model and wave impedance inversion method based on wave equation. using seismic data attributes can predict the information of logs

    測井資料和地震資料是地震勘探中兩種最重要的資料，由於地震波的頻散，使合成地震記錄與地面地震記錄不能完全匹配，因此使用之前必須對二者進行頻率校正地震資料在測井資料約束下可以進行反演，以求取地下波阻抗，主要有兩種方法：基於褶積模型的波阻抗反演方法和基於波動方程的波阻抗反演方法可以用多屬性變換由地震資料預測測井信息。
  18. Relay - contactor control unit is employed in pulse power supply to fulfill the function of charging, discharging and fast charging which has the features of the strong ability against the violent electromagnetic interference and the high stability

    脈沖電源的充電、泄放電和快速充電等單元的控制採用抗干擾能力很強的繼電器?接觸器控制單元來完成。運行頻率的設定以及快速晶閘管觸發脈沖的產生由計算機控制單元完成。
  19. The calibration of a frequency ( time interval or period ) counter will basically include timebase calibration, and frequency ( time interval or period ) measurement accuracy check at 6 different test points. calibration at additional test points can be arranged on demand

    一個頻率計（時距計或周期計）的校正工作基本包括時基校正及按六個不同測試點進行頻率（時距或周期）準確度的檢查。額外試點的校正服務，可應要求而安排。
  20. In order to compensate the frequency characteristic of the probe, a digital frequency balancing method is proposed, and the digital balancing network is designed

    針對磁場探頭變換特性的頻變問題，提出了利用數字技術對傳感系統的標度因子進行頻率均衡的方法。
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