最頻值 的英文怎麼說

中文拼音 [zuìbīnzhí]
最頻值 英文
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  • 最 : 副詞（表示某種屬性超過所有同類的人或事物） most; best; worst; first; very; least; above all; -est
  • 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...
  1. Ac alternating current ( ac ) is electric current that alternates between a positive maximum value and a negative maximum value at a characteristic frequency, usually 50 or 60 cycles per second ( hertz )

    交流交流是指電流在正負最大值之間以特定的頻率變動，通常頻率為50或60赫茲。
  2. It is found that the couple of foppl vortex is unstable from the beginning when it engendered. the changing frequency is very slow at first, almost 2. 5 % ~ 3 % of the frequency when it is stabled. the amplitude is also so limited at the beginning the maximum is only about 0. 035 % ~ 0. 05 % of the amplitude when it develops fully

    ） ppl渦對從產生的一瞬間就是不穩定的，其初始變化頻率十分緩慢，初始變化頻率大約是周期變化穩定以後變化頻率的2 . 5 3左右；波動幅度也十分有限，其初始階段最大值僅為周期性充分發展幅度的0 . 035 0 . 05左右。
  3. The research result indicated : for the strip primary mirror discussed in this article, the hexagon light - weighted cell has the best structural rigidity quality, the square cell is a little worse, the triangle cell is the worst ; there is an optimum on primary mirror thickness ; on condition of 1g gravity load combining with 4 centigrade uniform temperature rising, the thinner and higher of the flexible support reed, the better of the primary mirror surface figure. the decision of the structural parameters of the flexible support reed must take static rigidity, dynamic rigidity, static strength and dynamic strength of primary mirror assembly into account

    研究結果表明：對于本文的長圓形主鏡，採用正六邊形輕量化孔，鏡體結構剛性品質最好，正方形次之，正三角形最差；主鏡鏡體厚度存在最佳值；主鏡組件在1g重力、均勻溫升4共同作用的工況下，主鏡柔性支撐簧片厚度越小、高度越高，主鏡綜合面形誤差（ p - v值）越小，但同時主鏡組件的剛體位移增大、固有頻率下降，因此柔性支承結構參數的確定要綜合考慮主鏡的綜合面形誤差和主鏡組件靜態剛度、動態剛度、靜態強度和動態強度等因素。
  4. This isi series oscillation has following characters : ( 1 ) long term cycle duration, whose duration of most oscillations ranged from 3 0 - 120ms, so we called it slow wave oscillation ; ( 2 ) large amplitude of oscillation, the minimum isi is about 2ms while the maximum is beyond 40ms, which suggested that the firing frequency vary from several tens to hundred hz ; ( 3 ) abrupt turn always occurs during the continuous change in isi, this turn is called inflexion temporarily

    該振蕩波有下述特徵： （ 1 ）振蕩周期較長，多數在30 ? 120s范圍，故稱慢波振蕩； （ 2 ）振蕩幅度較大，其isi振蕩最小值在zms左右，最大值可達40ms ，表明放電頻率可在幾十到幾百k范圍內變動； （ 3 ）在isi連續變化過程中往往出現突然轉折，暫稱其為拐點。
  5. There are either no new channels to import, or the maximum number of channels has been reached

    沒有可導入的新頻道或者頻道數已達到最大值。
  6. The influence of msfvw bandwidth on the diffraction efficiency is also considered. for the nonuniform bias magnetic field of u - type parabola profile, when the msw frequency is less than the cut - off frequency at the edge of mo film, the effective mo interaction length reduces. the edge cut - off frequency is determined by the maximum of the nonuniform field

    對于拋物型分佈（開口向上）的偏置磁場，當激發靜磁波的rf頻率小於邊緣截止頻率時，磁光作用的有效長度減小（與靜磁波頻率有關） ;邊緣截止頻率由不均勻磁場的最大值決定，靜磁波的下限截止頻率由不均勻場的最小值確定。
  7. The " simple " method based on cwt is inducted to underwater signal processing to estimate the instantaneous frequency of echo. in essential, this method is to extract the wavelet ridge from the maximum of continuous wavelet transform, according to the corresponding relationship between wavelet ridge and signal frequency, finally to obtain the estimated instantaneous frequency

    文中將基於連續小波變換的『 simple 』方法引入到水下信號的瞬時頻率估計中來，也即通過尋求連續小波變換幅值的最大值來得到小波脊，再根據小波脊與信號頻率之間的對應關系，最終完成信號的瞬時頻率估計。
  8. At the doppler centroid aspect, this paper make use of maximum value method ; energy method and autocorrelation function method to estimate doppler centroid. at the doppler frequency aspect, this paper make use of image offset method ; time - frequency method ; minimum entropy and fractional fourier transformation method to estimate doppler frequency rate

    在多普勒參數估計中，採用了最大值法、能量法和自相關函數法進行多普勒中心頻率估計;採用了圖像偏移法、時頻分析法、最小熵法和分數階傅里葉變換法進行多普勒調頻斜率估計。
  9. In addition, effects of several factors such as local site conditions, focal mechanism, epicentral distance and seismic magnitude on these parameters are discussed, and several significative results and conclusions are obtained. in all records there are about 1 / 3 vertical ground motion ’ s peak acceleration bigger than 2 / 3 of the corresponding horizontal one, so the action of vertical ground motion should not to be underestimated. vertical design response spectrum equals that the horizontal design response spectra times 65 % is probably unsafe when period is short, and suggest adopting different coefficients when at different periods

    本文基於對大量歐洲強震記錄的研究，分析了地震動豎向與水平向分量在峰值加速度、反應譜值、頻譜周期等參數方面的差異，以及這些參數與場地、震源機制、震級和震中距的關系，得到了以下有意義的結果和結論:在本文分析的地震記錄中大約1 / 3的記錄加速度峰值比大於2 / 3 ，豎向地震動分量的作用不可低估;在短周期，豎向地震動影響系數的最大值僅取為水平向地震動影響系數最大值的65 %是偏於不安全的，可以考慮按周期分段採用不同的折減系數;我國現行抗震規范中設計反應譜特徵周期的取值偏低，可能是偏於不安全的;豎向與水平向地震動分量卓越周期的比值在0 . 7 - 0 . 9之間，豎向設計反應譜的特徵周期應有單獨規定。
  10. 3 wheel rail rolling noise, which under 1000hz is caused by the rail s arched flange and above 1000 hz by wheel axle resonance, comprises the major part of the measured spectrum

    （ 3 ）輪軌振滾噪音為噪音頻譜之最大值，其中1000hz以下為軌道下凸緣之拱形共振所引起， 1000hz以上為輪面之軸向共振所引起。
  11. In data communication, the addition of equipment to a leased voice - grade channel to provide minimum values of line characteristics required for data transmission

    在數據通信中，在租用的音頻通道上增加設備以提供數據傳輸所要求的線路特性的最小值。
  12. Spread spectrum code emitted by navigation station has correlative operation with the signal produced by receiver, through measuring the place of maximal correlative function, we can measure the spreading time of the navigation station ’ s signal, so we can measure the distance between navigation station and receiver

    區域導航利用導航臺發射的擴頻碼與接收機產生的本地信號進行相關運算，通過測量相關函數最大值的位置，來測定導航臺信號傳播時間，從而測定導航臺到接收機的距離。
  13. Statistical functions supply the most common statistical functions including count, minimum, average, median, mean, mode, and others.

    統計函數提供了最常見的統計函數，包括計數、最小值、算術平均值、中位數、均值、高頻值以及其它。
  14. The determination of water supply design second flow is one of the most important subject in building water supply and drainage and is the moist frequent question in designing

    給水設計秒流量的計算是建築給水排水中最重要的課題之一，是設計中使用最頻繁的工作，如何將設計秒流量計算更符合實際情況是一個值得探討的問題。
  15. The characteristics of shadow - mask pdp are compared with those of coplanar - electrode pdp by eme model. the result shows that the shadow - mask pdp has many advantages, such as the greater mean value of the particle densities, the higher response speed and discharge efficiency. moreover, how to optimize the cell structure of shadow - mask pdp has been investigated

    模擬結果表明，在相同的模擬工作電壓下，蔭罩式結構中的各種粒子的平均濃度均比表面放電式結構提前達到峰值，且平均濃度的最大值比表面放電式高，放電效率也高於表面放電式結構，這意味著新型蔭罩式結構的亮度高，響應頻率快。
  16. Secondly, the following two subjects are discussed according to the calculation of short - circuit current : ( l ) to verify the dynamic stability condition of wires by using simulated annealing algorithm ( sa ), the paper calculates the maximum value of rectangle wires " short - circuit electrodynamic stress and gets the conditions of their having the maximum value. furthermore, some concerned data about the verifying of copper wires are given by analysing vibration spectrum of the electrodynamic stress ; ( 2 ) in order to get the heat withstand conditions of wires, the paper discusses some common calculation methods, and then tries to study the problem applying artificial neural network ( ann ) based on heat principle of metals. the model is shown to be feasible

    其次，在電路中短路電流計算的基礎上， （ 1 ）進行母線的短路動穩定校驗計算：採用模擬退火演算法（ sa演算法）計算了矩形母線短路電動力的最大值及其取極值的條件，獲得了更為一般的結果，進而通過短路電動力的頻譜分析，給出了銅質母線的有關短路校驗計算數據； （ 2 ）進行母線的短路熱穩定校驗計算：討論了熱穩定校校的幾種常用計算方法，從導體或電器的發熱機理出發，運用人工神經網路理論對母線的熱穩定問題進行計算，通過算例比較，證明該方法用於熱穩定計算是可行的。
  17. Maximum value method is fast but not accurate, autocorrelation function method is accurate and have a good effect form radar image according to their estimate methods

    在多普勒中心頻率估計中，最大值法簡單，但精度不高，自相關函數法有較高的估計精度。
  18. Together with the test of its basic performance, a programmable filter using the designed chip and two saw filters, whose center frequency and bandwidth can be adjusted, is also built and tested. the test results show that, the minimum insertion loss is - 5. 2 - 10. 5db, with the maximum isolation loss lying between - 40. 5 - - 23. 4db, and the maximum continually tunable dynamic range is 21. 3db, from 50mhz to 250mhz

    測試結果表明：在50 250mhz的工作頻段內，該電路導通時最小插入損耗約為- 5 - 10 . 5db ，關斷時隔離度可達- 40 . 5 - 23 . 4db左右；其連續可調的加權動態范圍最大值為21 . 3db 。
  19. Also the external field can modulate wave - transmitting strength. at the range from 8 to 9 ghz, the minimum transmissivity value existed as to batio3 erf ; the frequency where the minimum value existed was tend to the lower frequency under the external field

    4 .對于欽酸鋇電流變液，在8一gg頻段范圍內，微波透過率存在最小值，而且隨電場強度增加透過率最小值點向低頻方向移動。
  20. 2. analyzed, simulated the effect of maximal value estimate method, coherent accumulating on ranging performance

    2 .分析並模擬了頻率估計的最大值估值演算法和相干積累對系統測距性能的提高。
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