線性二階系統 的英文怎麼說

中文拼音 [xiànxìngèrjiēxìtǒng]
線性二階系統 英文
linear second-order system
  • 線 : 名詞1 （用絲、棉、金屬等製成的細長的東西） thread; string; wire 2 [數學] （一個點任意移動所構成的...
  • 性 : Ⅰ名詞1 （性格） nature; character; disposition 2 （性能; 性質） property; quality 3 （性別） sex ...
  • 二 : Ⅰ數詞（一加一后所得） two Ⅱ形容詞（兩樣） different
  • 階 : 名詞1. （臺階） steps; stairs 2. （等級） rank 3. [醫學] （耳蝸的三個螺旋管的任一個） scala 4. [數學] order 5. [地質學] stage
  • 系 : 系動詞（打結; 扣） tie; fasten; do up; button up
  • 統 : Ⅰ名詞1 （事物間連續的關系） interconnected system 2 （衣服等的筒狀部分） any tube shaped part of ...
  • 線性 : [數學] [物理學] linear; linearity線性代數 linear algebra; 線性方程 linear equation; 線性規劃 line...
  • 系統 : 1. （按一定關系組成的同類事物） system 2. （有條理的;有系統的） systematic
  1. The equations of the mean value functions and the covariance functions are established for dynamical systems whose inputs are fuzzy stochastic processes. an existence and uniqueness theorem of ito fuzzy stochastic differential equations is proved, some explicit representations of solutions and the equations of statistical characteristics are deduced for linear fuzzy stochastic differential equations, and numerical methods to nonlinear fuzzy stochastic differential equations are proposed, the conditions for stability and observability of fuzzy linear systems are derived. the kalman filter algorithms of linear fuzzy stochastic systems are brought forward

    主要成果包括：提出了模糊隨機變量協方差和反向協方差的概念；研究了二階模糊隨機變量的均方收斂性，並在此基礎上得到了均方模糊隨機分析、平穩模糊隨機過程及其譜分解的若干定理；根據均方模糊隨機分析理論，得到了輸入為模糊隨機過程的線性系統的輸出輸入統計特徵關系方程；證明了ito型模糊隨機微分方程解的存在唯一性，並給出了ito型線性模糊隨機微分方程解的表達式，統計特徵方程以及非線性模糊隨機微分方程的數值解法；得到了模糊線性系統的穩定性和可觀性條件、線性模糊隨機系統統計特徵方程和線性模糊隨機系統的kalman濾波演算法；研究了當觀測值是模糊數據時，線性回歸模型的建立。
  2. Then the dynamic weighing system is equivalent to system that is time changeing and non - linearity syetem, dynamic mathmatic model is established by analysis. for the system is the arma model, parameter identification method of adaptive least square based on householder transformation is adopted

    然後，將動態稱重系統等效為二階系統，分析得出了系統為時變非線性系統，推導出了其動態數學模型，並且根據系統為arma模型，將問題轉化為參數辨識問題。
  3. On the oscillation of second order linear matrix differential systems

    二階線性矩陣微分系統的振動性
  4. Details are as follows : we deal with properties of bilevel linear programming and prove the equivalence of bilevel linear programming and optimization over the efficient set. a class of multi - objective tow level programming, i. e. the upper - level is single objective and the lower - level is linear multi - objective, is mainly discussed. it can be converted into the optimization over the efficient set with parameter and an algorithm is given with its finite termination being proved ; when the upper - level is linear function, an exact penalty function algorithm is given

    分層（分級）遞階系統是社會組織管理的主要形式，多層規劃是研究這類系統優化問題的基本模型，其鮮明的實際背景和廣泛的應用前景引起了人們的廣泛關注，成為一個新興的活躍的研究領域，本論文研究了二層規劃中的若干問題，主要工作如下：討論了二層線性規劃的性質，並證明了它與零有效集上優化問題的等價性；對一類二層多目標規劃（上層為單目標規劃、下層為線性多目標規劃的問題）進行了探討，將其轉化為含參變量的有效集上的優化問題，進而給出了一種演算法，並證明了該演算法的有限終止性；當上層為線性單目標時，給出了一種罰函數方法
  5. Are uncertain and should be regarded as random variables, therefore the reinforced concrete frame is stochastic structure inherently, and then its motive equations converted to combined random differential equations for the uncertain parameters and external random excitation. these equations were solved by order - orthogonal expansion method with pseudo - excitation method, and then the statistic stochastic responses of random structure were obtained. at last, based on the stochastic cumulative damage model with double parameters developed by park, formulas were formulated for calculating structural earthquake damage probability using the structural reliability theory ( mainly jc algorithm ) in extensive random space

    首先對受地震激勵的剪切型鋼筋混凝土結構進行建模，用隨機等效線性化方法將二階非線性微分方程組化成一階線性微分方程組（或稱之為狀態方程） ；再考慮材料等參數的隨機性，則狀態方程成為復合隨機微分方程組，將擴階系統方法和虛擬激勵方法推廣並應用於這個復合隨機微分方程組，求出結構的隨機響應量的統計參數；最後採用隨機累積損傷破壞準則，在廣義隨機空間內，用jc演算法求解失效概率，進而求出結構的抗震可靠度。
  6. To quicken convergence and improve model precision, a new algorithm is presented in this paper, which utilize construct orderliness property of self - organization feature maps ( sofm ), divide system input space and adopt 1 order or 2 order local model in each subspace individually instead of a global model

    為了提高收斂速度和模型精度，本文利用自組織映射網路拓撲有序特性，對系統輸入空間進行分割，在子空間中採用多個局部一階線性模型或二階模型代替全局模型的局部化方法。
  7. The simulation results show that this method is effective and successful with strong robustness, and can also be used to some other linear or nonlinear second order systems

    理論分析和模擬表明，這種基於時間最優控制的非線性設計方法具有很好的控制效果和魯棒性，適用於一類二階系統的控制。
  8. The results show that wavelength locates in gain zone of semiconductor optical amplifier, and have higher peak power and proper time delay between the two pulses for the second order super gauss control pulse in semiconductor optical amplifier. a high quality amplified signal pulse can be achieved. the chirp can be reduced notability by using cascading soa in cross gain modulation based on soa, and the distance and the peak power of conversion optical pulse can be increased notability, and we can let down the demand for wavelength based on xgm in soa and enhance the flexibility of wavelength conversion

    我們應用二階超高斯光脈沖與高斯信號脈沖同時注入soa和應用soa與非線性光學環鏡（ nolm ）相結合的方案來對信號脈沖進行壓縮整形，模擬顯示，在調節系統合適參數的情況下，波長位於soa增益區的二階超高斯控制光脈沖在具有較高的峰值功率和適當時延下輸入soa時，最後可以得到放大的高質量超簡訊號光脈沖；在基於soa的交叉增益調制（ xgm ）全光波長轉換中，採用級聯的soa能有效地使反轉光脈沖的頻率啁啾得到有效降低，波長向下轉換的距離和反轉光的峰值能量都得到明顯提高，降低了利用交叉增益調制（ xgm ）波長轉換中對波長精度的要求，從而提高了波長轉換的靈和性。
  9. In the light of present hotel e - commerce construction status and the macro - environment of china, chapter five proposes a stage - by - stage hotel e - commerce development strategy, after the comparison of the three entry approaches to the hotel e - commerce, it points out that hotels of china should make use of the good opportunity of the national golden tour project, join the tour hotel net positively and build up their own e - commerce. this will not only improve the inside flow and management of hotels, improve the service quality and working efficiency, but also can realize a global marketing and online reservation through the destination marketing system. it will enhance the whole competition level of the chinese hotel industry

    第一章導論介紹了本文的研究意義、研究視角和方法；第二章介紹了本文所研究的飯店電子商務的概念與內涵，並對國內外飯店電子商務的發展現狀進行了對比，對制約我國飯店電子商務發展的原因進行了總結；第三章從經濟學的角度，對電子商務的應用價值進行了理論上的提煉；第四章開始將電子商務引入飯店，首先分析了電子商務在飯店企業中的適用性，然後介紹了飯店中電子商務的技術構建，再從管理學角度對飯店應用電子商務所帶來的商業模式變革及其價值進行了詳細闡述；第五章針對目前我國飯店電子商務的建設現狀和宏觀環境，提出了分階段發展飯內容提要店電子商務的戰略，並對三種飯店電子商務介入途徑進行了對比，指出應該借國家金旅工程建設的良好契機，積極加入旅遊飯店網，藉助現有的電子商務平臺，建設飯店電子商務，不但可以改善飯店企業內部流程與經營管理，提高服務質量與工作效率，還可以通過目的地營銷系統，實現全球營銷與在線預訂，增強中國飯店業的整體競爭水平。
  10. Using this method not only the necessary condition of existence and the approximate analytic expressions of the periodic solutions for primary - harmonic, super - harmonic and sub - harmonic resonances can be obtained, but the criteria of stability for these solutions can also be gained

    該方法給出了二階強非線性非自治系統主諧波共振和超諧波、次諧波共振周期解存在的必要條件，求得了這些周期解的近似解析表達式，並且得出了解的穩定性判據。
  11. At first, the original system with twelve - order differential equation is linearized to a six - order system by the dfl theory, and then control laws are designed by classical control method

    首先以飛機原始非線性十二階微分方程為對象，利用直接反饋線性化（ dfl ）理論對飛機原始非線性方程進行線性化，將原系統等效於一個六階的線性系統。
  12. Second, a numerical method for computing the higher order singular points of the nonlinear problems with single parameter is considered. based on the uniformly extended system and pseudo - arclength continuation, an uniform algorithm is given. numerical examples are computed to show the effectiveness of our algorithm

    第二部分我們考慮計算單參數非線性問題中高階奇異點的計算方法，基於確定奇異點的一個普適的擴張系統，結合同倫參數的擬弧長延拓，給出了計算各類高階奇異點的一個統一演算法，通過數值例子說明了演算法的有效性。
  13. In this dissertation, we study some stability properties for two impulsive differential systems employing lyapunov ' s second method : one system is impulsive hybrid differential system : the other is differertial system with impulses at variable time : herein these stability results do not require a lyapunov function to have a negative definite first derivative along trajectories of the system, further we may not require its derivative to restrict the function increasing growth ; and we do not give conditions on continuous portion or discrete portion of the systems respective ! } ", hence we can give mixing conditions on them

    在這篇碩士學位論文中，我們主要藉助lyapunov第二方法的思想，討論了兩類脈沖微分系統：脈沖混合微分系統和具有依賴于狀態脈沖的微分系統的穩定性問題。不同於以往的研究，本文所找的lyapunov函數沿系統軌線的一階導數不再局限於常負或定負，甚至不用其導數來限制其增長速度；不再局限於對離散或連續部分分別設置條件，而是對其離散和連續部分設置混合條件。
  14. The global attractor of the sine - gordon type nonlinear second order system under nonhomogeneous boundary condition and the stabilizability

    型二階非線性系統的全局吸引子及能穩性
  15. On the basis of the model, we employ matlab to simulate the system experiment. and we compare dynamic and static characteristic of pid control, fuzzy control and based - on ga fuzzy control. the results of simulation for model of simulation are proved that the approach of based - on ga fuzzy control is more efficient than other control methods because of its non - adjust value and shorter time of control

    模擬實驗中採用模擬對象模擬模型，主要為等效二階系統模型加一些非線性環節，然後對模擬模型進行pid控制、模糊控制以及基於ga的模糊控制，比較三者的控制動靜態特性，由於基於ga的模糊控制無超調和調整時間短，證明了其控制特性優於前二者。
  16. The presented dissertation mainly discusses the non - linearity existing in monostation and multistation radar measurement. the first part of this dissertation integrated the non - linearity with the uncertainty of measurement system, and presents a secondary order filter for correcting measuring variance while the measurement equation is non - linear. by comparing the filter error of extended kalman filter with that of secondary order filter, we find the filter performance of these two filters are almost same

    本文主要討論單站與多站雷達中的非線性測量問題，在1中，我們把測量系統的非線性與測量系統的不確定性聯系起來，針對只有測量方程是非線性的情況，給出了一種修正測量方差二階濾波器，並用這種二階濾波器分析了推廣kalman濾波器的濾波誤差，指出推廣kalman濾波器與二階濾波器相比，濾波性能幾乎相同。
  17. We apply this condition and elementary properties of fourier series to prove a uniqueness theorem for periodic solutions of a class of second order nonlinear ordinary differential systems

    我們應用這個條件和傅立葉級數的基本性質證明了二階非線性常微系統周期解的唯一性定理。
  18. The working principles are as follows : when the factors of the second order mechanics model are proper, the relative displacement, body to shell, is linear to the acceleration of shell. so the acceleration of the second order system is measured by measuring the relative displacement with the optical reflection displacement theory

    其工作原理是：當二階力學模型的參數選擇適當時，力學模型中的質量塊相對外殼的相對位移與外殼的加速度近似成線性關系，所以採用光纖反射式位移傳感原理測量二階力學模型中的相對位移就可以達到測量二階系統加速度的目的。
  19. Existence of periodic solutions for a class of second order systems with sublinear nonlinearity

    一類帶有次線性非線性項的二階系統周期解的存在性
  20. In chapter two, the security measure indexes on cryptographic functions are researched by the numbers, which include the slowness and balance of both the static state information leakage ( such as balance and correlation immunity and so on ) and dynamic information leakage ( such as the diffusion and high order autocorrelations and so on ) on cryptographic functions

    第二章系統研究了密碼函數的各種安全性度量指標，包括密碼函數靜態信息泄漏的緩慢性和均勻性（如相關免疫性、非線性性、均衡性等等）和動態信息泄漏的緩慢性和均勻性（如擴散性、高階互相關性等等） 。
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