cut-in frequency 中文意思是什麼

cut-in frequency 解釋
接通轉速
  • cut : vt （cut; cutting）1 切，割，截，斬，砍（樹），剪（發等）；切斷，割下；採伐；剪下；修剪，刈。 I h...
  • in : adv 1 朝里，向內，在內。 A coat with a furry side in有皮裡子的外衣。 Come in please 請進來。 The ...
  • 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. Win2000 bed lift is of personalized design, ultra - stable operation, to offer quietness and comfortableness to the greatest extent to patients with warm colors. it is provided with variable voltage variable frequency device, to produce the best operating curve in accordance with the physiological requirements of human body, to show make the safe, comfort, stable and excellent perfomance in the whole process during the operation of the lift from start, acceleration, deceleration to stop. optional cut - off emergency leveling device may be equiooed at the demand of user to ensure that the passengers inside the lift can be rescued in case of power cut - off accident

    Win2000系列病床電梯以人性化的設計，超平穩的運行，給予病患者最大程度的安靜舒適增添溫馨的色彩。採用先進vvvf調頻調壓調速裝置，按人體生理要求由電梯優化產生最佳的運行曲線，使電梯的起動加速減速停止過程處處體現安全舒適平穩的卓越性能。根據用戶要求可選裝停電應急平穩裝置，確保以外停電時，被困電梯內的乘客能及時獲得解困。
  2. For the limitations of traditional pwm hard switching circuit, a kind of zero of pair soft switching technology is introduced and the switching loss can be cut down by it and the reliability of inverter in case of high frequency can be improved also

    由於傳統pwm硬開關電路的局限性，本文採用一種雙零諧振型軟開關技術降低開關損耗以及在高頻情況下提高整機的可靠性。
  3. Fluorescence power transfer function, three - dimensional point spread function ( 3d - psf ) and three - dimensional optical transfer function ( sd - otf ) for the various fluorescent wavelength of the two kinds of fluorescence confocal scanning microscopy are calculated in this paper by using fourier imaging theory. the results show that the fluorescent wavelength has influence on imaging property of confocal microscopy such as spatial cut - off frequency, resolution and 3d - otf. there is a different missing - cone in the 3 - d space of otf when the ratio of excitation wavelength to fluorescent wavelength decreases

    本文在sheppard和gumin等人的理論基礎上，利用fourier光學成像理論，討論了不同熒光波長對單光子和雙光子共焦顯微鏡成像特性的影響，導出了單光子和雙光子共焦顯微鏡的熒光功率傳輸函數、三維脈沖響應函數和三維光學傳遞函數，得到了它們在不同激發波長與熒光波長比值時具體的表達式，並且通過數值計算，得到了它們的曲線圖，結果表明：隨著激發波長與熒光波長比值的增加，焦斑的橫向分佈和縱向分佈變窄，橫向解析度和縱向解析度提高，系統的成像效果變好，當激發波長與熒光波長的比值下降到一定程度時，可以看到不同程度的失錐現象。
  4. The emphases of our research works are as follows : under ultra - low temperature ( about 0. 236k ) conditions, how the frequency and power of the saw and the source drain voltage influence the acoustic current ; and the relationship between the source drain current and the split - gate voltage ; and how to find the cut off voltage of the quasi - 1d electron channel ; and also the frequency character of the idt in the saw parts

    研究的重點為，在甚低溫（ 0 . 236k ）下，通過實驗研究表面聲波的頻率和功率，源漏偏壓等因素對聲電電流的影響;研究準一維電子通道中不同源漏電流與分裂門負偏壓的關系，以找到分裂門的鉗斷點電壓;以及研究聲表面器件叉指換能器的頻率特性等。
  5. From simulation we can see that the lower of the digital low pass filter ' s cut off frequency, the smaller of the instruction current ' s aberration. experience from foreign country show that active power filter has good application foreground. so its research and application is very important in the future

    本文還重點討論了數字低通濾波器的設計及其截至頻率對指令電流精度的影響，通過模擬得出結論：數字低通濾波器的截止頻率越低，基波有功電流的畸變就越小，從而基波有功電流減去負載電流求得的指令電流的誤差也越小。
  6. First, the frequency - temperature ( f - t ) characteristic of quartz crystal resonator is analyzed. then, the frequency - temperature ( f - t ) characteristic curve of at - cut quartz crystal resonator ( at cut angle : 3 = 0, 1 = 35 6 ) is obtained based on analyzing the christoffel equation describing flexibility sound wave in solids, which serves as the theory basis used for temperature compensated, from which the actual circuit of oscillatory circuit is designed

    首先對石英晶體諧振器的頻溫特性進行分析，然後通過求解描述固體中彈性聲波的christoffel方程，得到其在切角3 = 0 ， 1 = 356處也即at切石英晶體諧振器的頻率溫度特性曲線，這是本文進行溫度補償的理論依據。
  7. In the second optimization model, the first mode frequency is decreased to let it below the frequency of brunt load and cut down greatly the structural mass

    在第二個優化模型中，考慮減小泵車的一階頻率，盡量低於油缸沖擊載荷的頻率，同時可使結構質量有較大幅度下降。
  8. Comparing with the image watermarking, the audio watermarking have a few characteristics : 1. comparing with the visual media, audio frequency signal has less sampling points at every time interval. 2. owing to human audition systems, it is more sensitive than human vision systems, therefore, it is more trouble to realize the imperceptibility of audition compared to the vision systems. 3. to stick up to the cut attack, embedded watermark should keep synchronization. 4. because of the bigger memory payload of audio frequency signal, the initial audio frequency signal must be removed during the extract in order to protect the maneuverability of project

    數字水印技術是近幾年來學術界興起的一個前沿研究領域，提高演算法的魯棒性、安全性、實用性是數字水印的研究方向。本文提出的基於可視密碼術的小波域下量化系數的魯棒性音頻數字水印方案，其優點在於利用小波變換的多解析度特性在保證水印魯棒性的同時使水印對原始音頻信號的影響達到最小，採用量化系數的方法嵌入水印信息實現了盲水印，提高水印的工程應用價值。
  9. 2. the real - time processing technique of strong ground motion data is studied in this paper. based on the research of kanamori etc., the relation between the design parameters of recursive filter and its corresponding low frequency cut - off frequency is obtained and quantitative phase adjustment is analyzed

    本文在kanamori等人研究工作的基礎上，發展了一套強震觀測數據的實時處理技術，分析了遞歸濾波器設計參數q與所對應的低頻截止頻率f _ c以及相位校正的定量關系。
  10. The most common tools for this is ps and mon, but they could not run fast enough for high frequency as 60 times per minute. in this article, we will find why ps are slow, and then give a tool which will fulfill the need to monitor frequently. the tool works well because we cut some unnecessary functions and use some trick to make it faster

    在高可用性集群中，可能需要對其提供服務的進程進行檢測，而現有linux提供的檢測工具和一些常用的工具均為管理員而非頻繁檢測所開發，檢測開銷很大，本文根據這種現實需求，在研究了現有工具效率較低的原因之後，提出了自己的解決方案，在保證準確的進程檢測的同時，縮減了現有工具的功能，採用了一些技術降低了檢測開銷。
  11. In recent several decades, ultrasonic phased arrays had been applied to many medical specialties and nondestructive evaluation ( nde ). an ultrasonic phased array consists of multiple elements which are usually cut or etched from a single piezoelectric plate of lead zirconate titinate ( pzt ). the element thickness determines the operating frequency of the transducer

    近年來，隨著科學技術的飛速發展，超聲相控陣已廣泛的應用在醫學、無損檢測等方面，所謂相控陣，就是由多個壓電陶瓷片（陣元）按一定的分佈排列，然後逐次按欲先規定的延遲時間激發，就可以實現聲波的聚焦。
  12. In order to solve this problem, this research adopts the electrical self - regulation circuit in series, on the basis of the unchanged of transfer function of electromagnetism rate transducer, extend frequency bandwidth of the transducer, improving its capability. after the self - regulation, the transducer has high passing feature and inferior lower lever cut - off frequency ( below 1 hz )

    為了解決普通電磁式速度傳感器不能檢測超低頻振動信號的問題，本研究採用了一種串聯式電子補償電路，在保持電磁式速度傳感器的傳遞函數性質（高通）不變的前提下，拓展了傳感器的頻寬，改善了傳感器的性能。
  13. Since the cmos technology used in the part of base band design is relatively very mature, it is unreasonable to change the technology of base band. furthermore, due to development of cmos technology, the cut frequency f can be more than soghz. so the cmos rfic design becomes possible

    同時，隨著cmos工藝的發展，其截止頻率ft可到50ghz以上，從而使得cmos工藝用於射頻部分成為可能，所以cmos射頻集成電路（ radiofrequencyintegratedcircuit ， rfic ）設計成為近年來國內外學術界的熱點。
  14. The tm01 mode of the coaxial bwo has no cut - off frequency, which is similar to the tem mode in the conventional coaxial waveguide

    這是因為同軸慢波結構的tm01模式有類似於tem的性質，沒有截止頻率。
  15. Calculating and analyzing shows that the smaller the radius of the gaussian beam, the smaller the cut - off spatial frequency in both transverse and longitudinal directions, the lower the imaging quality

    計算與分析表明，光束的束腰半徑越小，三維成像時橫向和軸向的截尾空間頻率都減小，成像品質下降，解析度降低。
  16. This is because the bpf is a two - pole filter ; at its cut - off frequency ( when output is 50 per cent ) the output power of a true lpf of the same cut - off would be in fact 70. 7 per cent

    這是因為帶通濾波器是一個兩極濾波器；在其截止頻率下（輸出為50 % ） ，真正的具有相同截止頻率的低通慮波器的輸出功率事實上為70 . 7 % 。
  17. Four white noises which have different cut off frequency were used as random control signal ( target signal ) in the simulation experiment. the results indicated that the correlation between the measured velocities and target signals decreased when the cut off frequency of the target signal increased. the correlation between the measured velocities and the target signals with cut off frequency of 0. 1 hz was 0. 85 ~ 0. 9

    在風洞中利用截斷頻率分別是0 . 1赫茲、 0 . 15赫茲、 0 . 2赫茲和0 . 4赫茲的水平譜原始信號進行模擬實驗，結果表明隨著原始信號的截斷頻率增大，實驗風速信號與原始信號的相關系數逐漸變小，當原始信號截斷頻率為0 . 1赫茲時，相關系數在0 . 85 0 . 9之間，而當截斷頻率為0 . 4赫茲時相關系數僅為0 . 3左右。
  18. The simulation results prove that active power filter can not only eliminate harmonic current effectively, but also have well dynamic compensation characteristics. designing of digital low pass filter and the effect of its cut off frequency on precision of instruction current are discussed in this paper

    模擬結果證明，有源電力濾波器對於三相平衡負載或三相不平衡負載的諧波電流都起到了很好的補償作用；同時當負載電流突變時，有源電力濾波器具有良好的動態補償特性。
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