非穩定運動 的英文怎麼說

中文拼音 [fēiwěndìngyùndòng]
非穩定運動 英文
u teady motion
  • 非 : Ⅰ名詞1 （錯誤） mistake; wrong; errors 2 （指非洲） short for africa 3 （姓氏） a surname Ⅱ動詞1 ...
  • 穩 : 形容詞1 （穩定; 穩當） steady; stable; firm 2 （穩重） steady; staid; sedate 3 （穩妥） sure; rel...
  • 定 : Ⅰ形容詞1 （平靜; 穩定） calm; stable 2 （已經確定的; 不改變的） fixed; settled; established Ⅱ動詞...
  • 運 : Ⅰ動詞1 （物體位置不斷變化） move; revolve 2 （搬運; 運輸） carry; transport 3 （運用） use; wield...
  • 穩定 : 1 （使穩定） stabilize; steady 2 （穩固安定） stable; steady 3 （物質的性能不易改變的作用） stabi...
  • 運動 : 運動[舊時用語] arrange things or get things done through pull
  1. Secondly, this paper illustrated the nonlinear phase dynamic theory of the aia array and the application of it to power - combining and beam - scaning technique. according to these theories, the coupling parameter of nearest neighbors was found by experiment, then the two - element and three - element aia array were designed, and the result of measurement was in agree with that of the nonlinear phase dynamic theory, and the beam - scaning of two - element array was realized by tuning the free oscillation frequency of the elements

    其次，本文討論了有源集成天線陣列的非線性相位動態理論以及它在功率合成和波束掃描方面的應用，包括同步工作條件、穩定條件和相位動態方程等，通過實驗確定了陣列中相鄰單元間耦合參數，並將之運用於有源集成天線二元陣和三元陣的設計，實驗結果與理論結果吻合較好。
  2. The dynamics model is made up to numerically study the movement caused by the friction drive principle. then, the movement is divided into basic vibration state and micro vibration when the state changes according to the simulation to demonstrate the cause of the movement of friction drive

    在實現模擬的基礎上，利用非線性振動力學，將摩擦力驅動原理的驅動過程劃分為基本振動與狀態切換非穩定振動階段，論證了微操作球出現的典型運動現象產生原因。
  3. This method applies the extended strip theory to establish the nonlinear ship motion equations in regular head seas, obtains stable time course by resolving in time domain, and then pressure vectors will be available. the pressure includes static pressure, incident waves pressure, diffraction pressure, radiation pressure, and wave impact pressure, and changed with instantaneous draft of each intersection

    該方法應用擴展的切片理論建立迎浪規則波中船舶非線性運動方程，通過時域步進求解獲得船舶剛體運動的穩定時歷，進而給出與船體各橫剖面瞬時吃水相對應的靜水壓力變化、入射波壓力、繞射壓力、輻射壓力和波浪沖擊壓力諸分量。
  4. Second, we discuss the influence of environmental referance potential temperture and thermal wind on mesoscale symmetric instability. we find the expression of disturbance stream function and criterion of symmetric instability by analytical method and conclude that change caused by environmental referance potential temperture with height and thermal wind make critical richardson number and disturbance critical half - wave length of symmetric instability larger, that is to say, they benefit the occurance of symmetric instability. third, we study nonlinear perturbation analysis of mesoscale vertical circulation and evolution equation by means of f - plane. non - hydrostatic balance and filiter model

    第二，討論了環境位溫與熱成風因子對中尺度對稱不穩定的影響。運用解析的方法求出了擾動流函數的表達式和對稱不穩定的判據，發現環境參考位溫隨高度的變化與熱成風因子使得對稱不穩定臨界理查遜數及擾動的臨界半波長都變大，這有利於對稱不穩定的發生。第三，採用f平面、非靜力平衡、濾聲波模式，討論了中尺度垂直環流非線性攝動分析及演變方程。
  5. Having analyzed preliminarily formation mechanism of these common characteristics of anomaly, it concludes that : these are results, controlled by basically united tectonic stress field of large - range, caused by stress - strain accumulation and certain phase strong earthquakes, according to deformation difference brought about in tectonic position along the boundary zone and within second - order faults of active blocks resulted from unstable and inharmonious features for movement of block system at different levels and deformation of boundary

    分析這些異常共性特徵的形成機制，初步認為：是在基本統一的大區域構造應力場控制下，不同層次塊體系統運動及其邊界帶變形的非平穩、非協調性，在活動地塊邊界地帶和地塊內部次級斷裂構造部位產生變形差異而導致應力-應變積累、孕育強震到一定階段的結果。
  6. And by a machine configure file, the general postposition process is dealed with. at last, from the view of software engineering, the structure of this system is introduced. according to the achievements, nc automatic programming for noncircular surface gringding based on acis is successfully developed. the result of application shows that it is satisfying

    在上述研究成果的基礎上，設計了基於acis幾何造型平臺的非圓曲面數控磨削自動編程系統的總體結構，同時，運用面向對象的設計方法，開發了基於acis的非圓曲面數控磨削加工自動編程系統，並運用於實際生產，性能穩定，效果良好。
  7. Aspheric optical compound machine tool ( aocmt ) which integrates grinding, lapping and polishing is developed. the influences of motion errors on grinding accuracy are analyzed. according to homogeneous coordinate transition model, the postposition processing algorithm in multi - axis numerical control machining is deduced

    3 、研製了集銑磨成型、研磨、拋光於一體的光學非球面復合加工機床（ aocmt ） ，分析了各種運動誤差對銑磨精度的影響；根據空間齊次坐標的變換模型，推導出多軸數控加工的後置處理演算法；通過五軸數控聯動， aocmt機床能夠以法向方式加工出任意復雜的光學表面，銑磨精度穩定在8 m之內。
  8. Aiming at such problems in combustion system of homemade middle and miniature boiler, as a complex system with the character of dead zone, time variation, serious non - linearity, large time delay, coupling and a lot of disturbance, this paper presents a new set of optimal control resources. by using well - matched control method on system, stable automatic running is realized. having the serious divulgence coals difference a lot from each other in character, instability of chemistry, value of lowest emission of heat, home - made boiler controller is not at all ideal. instead of traditional model that controls the ratio based on proportional control or with the correct signal of the amount of oxygen, this paper, combined with intellect control theory - - fuzzy control and self - optimizing concept, propounded a kind of fuzzy self - optimizing controller to be used in air supplying system of the boiler, and expatiates on the idea of dividing the control process into two parts, dynamic and static to realize, thus meets the demand of homemade boiler economic running

    本設計針對國產中、小型電站鍋爐燃燒系統參數時變、嚴重非線性、干擾因素復雜、耦合嚴重、模型不易確定的特點，提出多變量協調控制方案，解決了系統可控性差，難以實現穩定自動運行的問題；在此基礎上，改變以往以煙氣含氧量控制送風的傳統模式，針對國產電站鍋爐設備主體及一、二次送風迴路泄露嚴重，煤種混雜、成分不穩定、燃燒發熱值低、燃燒效率不高等問題，應用智能控制理論中的模糊控制技術，結合自尋最優控制的思想，設計了一種模糊自尋優控制器，應用在電站鍋爐送風控制系統上，並闡述了動靜態兩種實現途徑，通過在線優化風煤配比，實現最佳經濟燃燒，切實保障了鍋爐的經濟運行。
  9. But self - organized criticality ( soc ) is a kind of weak chaos nature : " edge of chaos " ( non - stable steady state ), appearing only in the specific space - time region in specific stage at self organization process of crustal movement

    「自組織臨界態」 （ soc ）是一種弱混沌性質的「混沌邊緣態」 （非穩定定態） ，只出現于地殼運動自組織過程特定階段中的特定時空域。
  10. The paper expounds how to find out the potential safe problems and unobvious defects, such as beyond - limit deflection in fixed girders for gantry bucket wheel stacker / reclaimer, by means of completely checking fixed girders, movable beams, geometric shapes of stiff and flexible supporters, metal thickness and welding and how to solve the safe problems and remove the defects

    摘要通過對門式斗輪堆取料機固定梁、活動梁、剛性支腿、撓性支腿的幾何形狀、金屬厚度、焊縫狀況、聯接螺栓狀況進行全面檢測，發現門式斗輪堆取料機固定梁存在下撓超標的安全隱患和其他非明顯缺陷，從而對堆取料機的安全狀況有了全面的掌握，並根據檢測結論對固定梁下撓缺陷及時進行校正消缺，避免發生設備垮塌事故，保證了堆取料機的安全穩定運行。
  11. ( 2 ) the vehicle nonlinear stability is studied by use of model a and model b. while model e and model f are used to investigate the train nonlinear stability

    （ 2 ）利用模型a和模型b研究了車輛系統的非線性運動穩定性，利用模型e和模型f研究了列車系統的非線性運動穩定性。
  12. The steady solution of nonlinear ship motions in oblique seas can be gained by adopting the new technique presented in this thesis. this work promotes the application of theoretical prediction methods of nonlinear ship motions and wave loads

    本文提出的新方法可以保證獲得斜浪中船舶非線性運動的穩定的周期解，從而進一步完善了斜浪中船舶非線性運動預報和波浪載荷計算的工程實用方法。
  13. But in fact, it is difficult for a rotor to steadily and nicely rote at a certain speed. people have been expecting to identify the unbalance quickly and exactly with the information obtained from the rotors operating at unstable speed

    而實際當中，轉子很難準確穩定在一個轉速下運行，人們一直希望能通過轉子在非穩定轉速運轉狀態下獲得的振動信息，快捷的確定轉子的不平衡量，即瞬態平衡，但目前尚未有成熟可行的辦法。
  14. According to the finite element method result, the parametric vibration of cables in cable - stayed arch bridge becomes prone to be exhibited. then a model of non - linear parametric excitation vibration coupling the stayed cable and the girder, namely, the mode of cable - stayed beam, is proposed in the thesis. and the nonlinear dynamical

    3 、首先利用有限元分析方法，得出了斜拉索發生參數共振的可能，然後建立了斜拉拱橋拉索-橋面耦合參數振動模型，即索-梁組合結構模型，推導了索-梁組合結構非線性運動方程，利用多尺度方法研究斜拉索的參數共振和亞諧波共振，並對穩態解的穩定性進行了分析。
  15. Criteria for the nonlinear dynamic stability of rotative vehicles are derived by the liapunov ' s first method and the routh - hurwitz stability criterion, this criteria can be applied to the dynamic stability analysis of controlled rotative missiles, projectiles and rockets

    應用李亞普諾夫第一近似理論和勞斯霍爾維茨方法導出了旋轉飛行器的非線性運動穩定性判據，這個判據可應用於有控旋轉導彈的運動穩定性分析，也可應用到炮彈和火箭彈上。
  16. The main research work involves : ( 1 ) based on first order ode ( ordinary differential equation ) approximation theory and hopf bifurcation theory, the nonlinear motion stability of the train is studied emphatically

    本文所做的主要工作有： （ 1 ）基於常微分方程的一次近似理論和hopf分叉理論，重點研究了列車（車輛）系統的非線性運動穩定性。
  17. Detailed numerical studies are presented for the transitional dynamics of the steady - state motions of those systems with the variation of the excitation and the system parameters, with the illustrations given for rich nonlinear phenomena, such as the bifurcations of periodic vibro - impact motions and the chaotic vibro - impact motions. in chapter 5, the existence of the periodic vibro - impacts, as well as the corresponding stability is analyzed for an oblique - impact vibrating system composed of a spring - pendulum and an oscillator. when the system damping and the tangential friction

    結果表明，在無阻尼、無摩擦的簡化情況下，周期斜碰撞振動運動具有嚴格的存在條件，並隨激勵參數的變化出現復雜的分叉和穩定性的反復切換；運動阻尼可在較大參數范圍內對非穩定運斜碰撞振動系統動力學研究（ 5 ） （ 6 ）動鎮定;相對而言，切向摩擦對系統穩態特徵的影響不大。
  18. The paper solved unsteady groundwater flow equation with the mentioned disperse pattern and the results have shown its stabilize astringency. the method was applied to manipulate groundwater in shuishy area, dalian and got satisfied results. this method can also be applied in other relevant fields

    本文用它求解非穩定流地下水運動方程，並證明了演算法穩定性及收斂性；還用這種方法對大連水師營地區地下水運動狀況進行了數值模擬，且取得了較好的效果，此法也可在其它類似計算中推應用。
  19. With the stricter requirements of engine power performance, economic performance and engine emission, it is not enough to improve engine performance only by researching its static performance

    汽車在運行條件下，發動機大多處于非穩定工況下工作，其在非穩定工況下的行使時間、燃油消耗量和有害物排放等均佔主導地位。
  20. And this driving type results in the disadvantages of metro project such as the high cost of construction and maintenance, the big noise of vibration. the linear metro, which is droved by linear induction motor ( lim ), needn ’ t intermediate gearing and is droved to advance directly by the electromagnetic thrust between primary and secondary of lim. its force of traction is no longer restricted with the track adherence and the wheel only plays the support and guidance role

    電磁氣隙是直線感應電動機的一個重要參數，氣隙的變化會直接影響到電磁推力、初級電流等電機特性，而推力和電流對地鐵的穩定運行起著至關重要的作用，所以對地鐵中直線感應電動機的性能及氣隙變化對電機性能的影響進行分析研究具有非常重要的意義。
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