振幅選擇 的英文怎麼說

中文拼音 [zhènfúxuǎnzhái]
振幅選擇 英文
amplitude selection
  • 振 : 動詞1. （搖動; 揮動） shake; flap; wield 2. （奮起） brace up; rise with force and spirit
  • 幅 : Ⅰ名詞1. （布帛、呢絨等的寬度） width of cloth 2. （泛指寬度） width; size 3. （姓氏） a surname Ⅱ量詞（用於布帛、呢絨、圖畫等）
  • 選 : Ⅰ動詞1. （挑選） select; choose; pick 2. （選舉） elect Ⅱ名詞（挑選出來編在一起的作品） selections; anthology
  • 擇 : 擇動詞（挑選） select; pick; choose
  • 選擇 : select; choose; opt; election; choice; culling; alternative
  1. We have to optimize the physical parameters synthetically to largen the region of the resonance, minish the range of jumping and increase the amplitude

    而增大共振區，減小跳躍幅度，以及增大共振的幅值就需對系統各物理參數進行綜合選擇，以得到最優值。
  2. Compared with traditional mold oscillation device, this system can conveniently change oscillation wave and alter on - line oscillatory frequency and magnitude according to the continuous casting technological requirements

    與傳統的結晶器振動裝置相比，該系統能夠根據連鑄工藝要求方便的選擇波形，並在線改變振動頻率和幅值。
  3. A method is put forward which selects modal dofs in a few points according to element strain energy coefficient. therefore, the selected modal dofs in a few points usually have large amplitude, which is conducive to be measured and the network training

    在選取少數節點的振型分量用於網路訓練時，提出根據單元應變能系數的大小來選擇節點，這些節點一般來講在振動中振幅較大，易於實測和用於網路訓練。
  4. At the same tune, the paper analyses and discusses the control projects of the above parts. as for the hardware of the control system, on principle of reliability and considering the badly working condition of the vibratory roller, the paper chooses the special controller sp ecializing in the realm of construction machinery ' s control system in order to insure the reliability of the control system and simplify it. about the control quality of the system, the paper establishes the mathematical modes of the frequency modulation system and the amplitude modulation system, analyses the irrationality of the amplitude modulation project, puts forward to apply proportional - integral - differential controller ( pid controller ) to the traveling system and frequency modulation system

    作為控制系統的方案設計的基礎，本文首先對影響壓實效果的振動參數進行了分析；然後針對智能振動壓路機的功能要求，將控制系統分為壓實參數的自動和手動控制、行走控制、轉向和蟹行控制以及智能灑水控制等幾個部分，對各部分的控制方案進行了分析對比和論證；在控制系統硬體設計方面，以可靠性為原則，考慮到振動壓路機的惡劣工況，選擇了專用於工程機械控制領域的專用控制器，使系統的硬體設計得以可靠性保障和簡化；針對控制系統控製品質問題，建立了調頻和調幅系統的控制模型，對調幅系統的控制不合理性進行了分析，提出採用pid控制器對行走和調頻系統進行校正；在軟體設計方面，對各個控制部分進行了軟體編程流程圖設計。
  5. By simulating mathematically on frequency and on space, we can find the average speed of space field and the average speed of frequency field that is weighted by amplitude, and analyse their relation, and analyse the meaning of space speed variance x and frequency speed variance v. in the fourth part, how to ensure the height of cloud is introduced, and basing on the theory of wind field continuity, the height updating quality controlling is introduced. in the fifth part, the system of cloud wind is introduced, we tracked cloud - motion of consecutive satellite images with one - minute interval by the 1 - d fourier analysis technique and the two - dim fourier analysis technique and the fft analysis technique, and dispose them with quality controlling. in the sixth part, we summarized our research and put up with shortages of this article

    模擬模塊內各點的速度線性變化時，得到空間域平均速度以及頻率域以振幅為權重的平均速度，分析了空間域平均速度和頻率域以振幅為權重的平均速度的關系，並揭示空間域的平均速度的標準差_ x和頻率域的振幅為權重的平均速度的標準差_ v的意義，以及它們之間的關系；第四章介紹了雲跡風系統的高度指定以及風矢高度的劃分，並根據風場連續性原理，介紹了高度調整法的質量控制；第五章介紹導風系統的流程，選擇了三個時刻的ir雲圖，分別用一維傅立葉相位法、二維傅立葉相位法和快速傅立葉演算法計算一個風場個例，並對所得風場進行質量控制，並給出風場圖；第六章進行研究總結，指出不足和有待于進一步研究之處。
  6. It is well known that end - plate connections have definite flexibility, which can increase damp, prolong period, and decease swing of structure. so it can reduce the damage, and is one of the best choices for resisting earthquake

    端板連接是一種具有一定柔性的連接形式，當框架結構採用這種節點時，可以增加結構的阻尼，延長結構自振周期，減小震幅，從而降低震害，是抗震的理想選擇之一。
  7. A delicate general solution of non - proportional damped mdof systems subjected to an earthquake ground motion, completely in real value form, was presented

    由於可以選擇少量共軛復振型的影響進行計算，對于大型復雜非比例阻尼結構，其隨機地震響應計算工作量可以大幅度減小。
  8. Since it is hard to choose time window in practice and analyze the error quantitatively, there are usually deviations in the evaluation of amplitude spectrum

    由於在實際運用中，以傅里葉變換相關的演算法的時窗問題，難以選擇好時窗長度，而且無法定量分析時窗長度產生的偏差，因而會使振幅譜的估算產生偏差。
  9. First please make sure the useful signal has very good snr before you input it to amplifiers chain, then you can calculate how much gain and nf you need to get the targeted signal amplitude and noise level, based on this you can choose the right components to design amplifiers chain

    后才將其輸入放大器鏈，接著計算獲得目標信號振幅和噪聲水平所需的增益與nf的大小，最後根據這些數據選擇合適的器件設計放大器鏈路。
  10. Abstract : seismic facies of jurassic system on east fukang slope in junggar basin are divided and named mainly based on the reliable internal reflection texture and external shape of the seismic sequence unit

    文摘:對準噶爾盆地阜東斜坡區侏羅系地層進行了研究，選擇了可信度較高的地震反射內部結構和外部形態，輔助地震反射振幅、連續性等參數，對地震相進行了劃分命名。
  11. The vibration magnitude can be reduced by applying the shock vibration absorber in boring process, the curves of the amplitude versus gap between the shock block and the hole in boring bar was gained by experiments with different cutting speed. the experiments show that the absorptive results is good when applies shock vibration absorber with suitable gap in boring process, while the vibration may be strengthened with unsuitable gap. 6figs., 2tabs., 3refs

    通過試驗研究，得到了在不同切削速度的情況下，沖擊塊與孔壁之間的間隙與切削振動幅值的關系曲線，研究說明，沖擊式減振器在適當的值范圍內減振效果明顯，但如果選擇不合適，則有可能使振動加強.圖6 ，表2 ，參3
  12. Meanwhile, there is a kind of constraint, only the frequency constraint. the optimization design is computed to increase the first mode frequency. as the results, the first mode frequency is increased and the amplitude of the arm frame is cut down

    選擇比值較大的結構參數為設計變量，以一階頻率為性能約束，進行了旨在提高一階固有頻率的優化設計，提高了泵車的一階固有頻率，使一階固有頻率盡可能高於油缸沖擊載荷的頻率，從而減小泵車臂架系統的振動幅度。
  13. The numerical results also show that it is effective to choose appropriate proportion of amplitude for restraini ng the interaction of bright solitons

    數值模擬的結果還表明，選擇合適的振幅比對于抑制亮孤子間的相互作用有較好的效果。
  14. Amplitude selection amplifier

    振幅選擇放大器
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