極小擾動 的英文怎麼說

中文拼音 [jíxiǎorǎodòng]
極小擾動 英文
minimal perturbation
  • 極 : i 名詞1 （頂點; 盡頭） the utmost point; extreme 2 （地球的南北兩端; 磁體的兩端; 電源或電器上電流...
  • 小 : Ⅰ形容詞1 （體積、面積、數量、強度等不大） small; little; petty; minor 2 （年紀小的; 年幼的） youn...
  • 擾 : Ⅰ動詞1 （擾亂; 攪擾） harass; trouble 2 （客套話 因受人款待而表示客氣） trespass on sb s hospital...
  • 擾動 : excitation; turbulent motion; turbulence; destabilization; [物理學] perturbation motion; [地質學]...
  1. Landslide is a geological hazard with serious losses. it is very important to research the controling methods. slide - resistant pile, which has many advantages such as high adaptability, little interference to landslide and geological environment, short construction time, high silde resistance, is a main method to control landslide. pneumatic down - the - hole hammer is a drilling method with many advantages. its features, such as wide application range, high hole quality, no circulating medium, low operation regulations, and drilling big diameter rock hole, fit to construct slide - resistant pile. according to the requirement of silde - resistant pile construction, this paper analyses feasibility that pneumatic dth hammer drilling applies to construct slide - resistant pile on the basis of introducing the features of pneumatic dth hammer. then an applied example is given

    滑坡是一種危害極大的地質災害，它的整治方法研究具有重要意義.抗滑樁是一種適應性強、對滑坡穩定性和地質環境干擾小、工期短、抗滑能力強的滑坡整治方法.風動潛孔錘鉆進是一種具有許多優點的鉆進方法，它的許多特點，如成孔質量高、應用范圍廣、無液體循環介質、鉆進規程參數小、可實現大直徑基巖鉆孔等都適合於抗滑樁施工.文章在介紹風動潛孔錘鉆進特點的基礎上，根據抗滑樁施工要求，分析了風動潛孔錘用於抗滑樁施工的可行性，並舉出了其應用實例
  2. In this experiment, the quantity change of partial pressure of main elements is given by longtime dynamic measuring of metal dewar exhausting with quadrupole mass spectrometer ( qms ), the results show that exhausting technology influences outgassing of dewar vacuum vessel, this paper gives the theory, equipment, method, data and disturb fators, we also give primary investigation how the main gases affect the vacuum integrity of dewar and point out the possible ways which can be applied to present technology

    摘要實驗研究用四極質譜儀對金屬杜瓦排氣進行長期動態監測，跟蹤內部主要氣體成分的分壓強的大小變化，得出排氣工藝對杜瓦內表面放氣量大小的影響，介紹了實驗的原理、裝置、方法、數據和干擾因素，對影響杜瓦真空度的主要氣體成分進行了初步研究，提出改進杜瓦排氣工藝的可能方向，對工藝處理具有實際意義。
  3. This paper mainly studies the backward perturbation methods in solving the linear systems, and total minimal backward perturbation ( tminback ) method for symmetric linear systems is presented

    本文研究了求解線性方程組的向後擾動方法。對求解對稱線性方程組的lanczos方法做出了向後擾動分析，給出了求解對稱線性方程組的總體極小向後擾動（ tminback ）方法。
  4. In this paper, we discusse the stability of perturtation of m - p inverses of closed operator function and then the stability of least square solution of elliptic partial differential equations of second order with unbounded coefficients

    本文討論了閉運算元的m - p廣義逆的擾動，並由此討論首項系數本質無界的二階散度型橢圓型微分方程的最小范數極小二乘解的穩定性
  5. The security of rfid technique is very high, and the environment adaptability is good. the influence of rain, snow, hail or dust on the rfid system is quit week, and it can operate in all weather. rfid system can wirelessly complete the automatic identification, tracking and management, therefore it has extensive application in the identification of high speed motional object

    射頻識別技術具有極高的保密性，且其環境適應性強，受雨雪、冰雹、灰塵等影響小，可全天候工作，無線地、非接觸地完成自動識別、跟蹤與管理，抗干擾性強，因此被廣泛應用於對高速運動物體的識別中。
  6. Various high - speed flexible mechanisms are used popularly in modern industries. due to their small damp, and the coupling of their large overall displacement and local distortion, they are ready to vibrate under exterior disturbance, which usually leads to intense acoustic radiation, then deteriorate the circumference

    工業領域廣泛使用著以彈性連桿機構為主體的各種高速機構，這些機構由於阻尼小、整體大位移和局部彈性變形之間存在剛彈耦合，所以極容易受到外界的干擾發生振動並產生強烈的噪聲輻射，對周邊環境造成噪聲污染。
  7. The author uses comparison theorem for stochastic differential equations to explore the limit behavior of one - dimentional discontinuous dynamical system with small random perturbations

    作者利用隨機微分方程的比較定理，確定間斷動力系統在小隨機擾動下的極限分佈。
  8. We also consider the lotka - volterra system. we construct the examples of the classes 26, 28, 29 ( under zeeman ' s classification ) in three dimensional lotka - volterra competitive system with two limit cycles and the class 27 with three limit cycles

    對于高維的微分動力系統，我們考慮數學生物學領域中最為基本和重要的lotka - volterra系統，分別構造了該系統在zeeman分類下的第26 ， 28 ， 29類具有兩個小擾動極限環和第27類具有三個極限環的例子
  9. The deflated restarted total minimization backward perturbation method ( drtminback ) is presented. when solving the nonsymmetric linear systems, the paper makes the total backward perturbation analysis to qmr method, and uses the total quasi - minimal backward perturbation ( tqmback ) technique. so the restarted total quasi - minimal backward perturbation ( rtqmback ) method is given

    同樣地，對求解非對稱線性方程組的qmr方法作出了向後擾動分析，結合總體向後擾動范數擬極小化的技巧，給出了求解非對稱線性方程組的總體擬極小向後擾動（ tqmback ）方法。
  10. In order to reduce the computations and the memories, restarted version is used in it. by using the norm of the total backward perturbation as the termination of the algorithm, the new method makes up the shortcomings of using residual norm, and then the restarted total minimal backward perturbation ( rtminback ) method is proposed

    為減少存儲量，新演算法採用重新開始的循環格式，並將總體向後擾動范數作為判斷演算法終止的準則，克服了殘量范數作為終止準則的不足，得到了循環總體極小向後擾動（ rtminback ）方法。
  11. Power quality disturbances detection based on kalman filter residuals

    基於小波變換模極大值的電能質量擾動檢測與定位
  12. The studied results also show a. c. impendence spectrum not only can quickly and exactly judge the rebar state in concrete, but also hardly disturb the work electrode, in addition, much message of the concrete and rebar surface can be obtained

    研究結果表明，利用交流阻抗譜不僅可以快速、準確的判斷混凝土中的鋼筋腐蝕狀態，而且對工作電極的擾動小，還可得到關于混凝土和鋼筋表面的諸多信息。
  13. Based on the qualitative theoy of differential polynomial system, algorithm to calculate the focal values, the construction of small amplitude limit cycles, hirsch ' s monotone theory and the center manifold theorem etc, we apply mrealroot algorithm to many problems, such as to obtain the real solutions of polynomial systems, to confirm the number of limit cycles in differential system and to construct the limit cycles

    結合平面微分多項式系統的定性理論，計算焦點量的演算法，小擾動極限環的構造， hirsch的單調性理論和中心流形定理等， mrealroot演算法在大量具體問題，包括實根分佈、小擾動極限環個數以及高維系統極限環構造等方面都有廣泛的應用
  14. That extremely promotes the development of the receiver. also the requirement of receiver becomes more rigorous. as the name implies, receiver need to improve the linearity, to reduce the distortions rate and bit error rate, and to expend the dynamic range, of course should ensure the signal detect capability precondition

    這些要求同樣也促進了中頻接收機的不斷進步，要求其在保證信號檢測能力（即極高的靈敏度）的前提下:盡可能的提高接收機的線性度，使信號失真最小、誤碼率最低;盡可能的展寬接收機的動態范圍，使接收機的適應度更大、抗干擾能力更強。
  15. This paper introduces the concept of minimal perturbation efficient solution in minimal perturbation constraints programming

    文中引進了極小擾動約束規劃的極小擾動有效解概念。
  16. Transferring this problem into a corresponding multiobjective programming, the optimality conditions of minimal perturbation constraints nonlinear programming are given

    利用把問題歸為一個相應的多目標規劃問題，給出了極小擾動約束有效解的最優性條件。
  17. The nonlinear programming problem that the constraint perturbation attains minimum under the condition when the objective function makes its optimal perturbation is considered

    摘要考慮當目標函數在約束條件下的最優值作擾動時，使各約束作極小擾動的非線性規劃問題。
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