比較原理 的英文怎麼說

中文拼音 [bǐjiàoyuánlǐ]
比較原理 英文
comparison principle
  • 比 : Ⅰ動詞1 （比較; 較量高下、 長短、距離、好壞等） compare; compete; contrast; match; emulate 2 （比...
  • 較 : Ⅰ動詞1 （比較） compare 2 [書面語] （計較） dispute Ⅱ副詞（比較） comparatively; relatively; fair...
  • 原 : Ⅰ形容詞1 （最初的; 原來的） primary; original; former 2 （沒有加工的） unprocessed; raw Ⅱ動詞（原...
  • 理 : Ⅰ名詞1 （物質組織的條紋） texture; grain （in wood skin etc ） 2 （道理;事理） reason; logic; tru...
  • 比較 : 1 （對比） compare; compare with; contrast; parallel （with）; comparison; by comparison; in comp...
  1. In part, with the analyses and comparisons of the system construction of chinese textbooks, especially the system of ability training " type, it selects a general edition, two country editions and two city editions to compare their system characteristics. in part, it discusses both the guiding ideas and the basic principles of compiling textbook ' s system, and then looks into the development trends of chinese textbooks. in part, based on the analyses and comparisons, it constructs a new system of chinese textbook for junior high school students on the topic of the grow - up of adolescent spirit and the thread of individual 、 home 、 community

    第一板塊分析比較我國建國后幾個時期語文教材體系建設的成就與不足，尤其是能力訓練型教材體系的成就與不足，分別選取全國通用版一套教材和農村版、城市版各兩套教材作為研究對象，並對它們的教材體系特色進行了比較研究；第二板塊首先探討教材體系建構的指導思想和基本原則，在此基礎上對未來語文教材建設的發展趨勢作出分析展望；第三板塊在前面分析比較和理論探討的基礎上，對構建以青少年精神成長為主題、以個人、家庭、社會為線索的初中語文教材體系進行了嘗試性研究，該部分先對這種教材體系的基本理念進行了闡述，然後交代基本框架及單元構想，並試編了一個單元。
  2. This paper consists of three parts : we first consider the non - autonomous predator - prey system with both beddirigton - deangelis functional response and dispersion. by using comparison theorem of differential equation, we study the permanance of the system. after that, by constructing suitable lyapunov function, we obtain some sufficient condition which guarantee the existence of globally asymptotically stable almost periodic solution of the system

    本文研究三方面的內容：第一部分考慮具有擴散和beddington ? deangelis功能反應的捕食-食餌系統，利用微分方程比較原理得到該系統一致持續生存的條件；通過構造適當的lyapunov函數得到了該系統存在全局漸近穩定概周期解的充分條件。
  3. The basic principle of earthing transformer is analysed. a proper capacity calculation method for earthing transformer is introduced. the calculation example is given too

    分析了接地變壓器的基本原理，介紹了一種比較合理的接地變壓器容量計算方法，並給出了計算實例。
  4. This paper also points out the applying localization, and puts forward the ameliorated steps. analysis indicates that comparing from one direction has upper sensitivity, and more reliability from two directions

    本文的重點是提出了縱向識別的概念，並從數學上闡述了縱向識別原理，用混合模擬試驗數據驗證了縱向比較原理的可行性。
  5. In the proof, by the subsystem which makes the discussion more convenient, we get more brief sufficient conditions. we also use the comparison theorem, liapunov functional method and razumikhin function method

    在以上的證明中，考慮了系統的獨立子系統，使問題更加簡單，條件更加簡捷，並且使用了比較原理、 liapunov泛函方法、 razumikhin函數法。
  6. In this study, a paired - comparison method for which we designed an internet questionnaire was applied to evaluate the relative monetary values for forest public goods and services which have no defined market value or no known monetary value

    摘要本研究系採用配對比較法原理設計網路問卷， ?集分析社會大眾對非市場與無貨幣價格之森林公共服務在配對比較原則下，相對于實質貨幣價值之偏好度與重要性，藉以評估不同森林公共服務之重要性與相對貨幣價格。
  7. This paper uses compare principle to show that there exists at most one of classical solution for ( 1 ), while the existance of solution is obtained through continuous method. to get the required a priori estimates except the double normal derivatives, we adopt the method in [ 3 ], and the double normal derivatives on dq are achieved by barrier constructions and applying skill of [ 2 ]

    本文用比較原理證明了問題（ 1 ）至多存在一個古典解，應用連續性方法，得到了問題（ 1 ）古典解的存在。在得到所需的先驗估計時，利用了[ 3 ]中的方法建立了除去邊界二階法向導數外的先驗估計，通過構造閘函數，用[ 2 ]中的技巧得到在邊界（
  8. A comparison principle for nonlinear equations

    非線性方程解的比較原理
  9. Using the comparison principle, it is proved that the proposed method is of superlinear convergence

    利用比較原理，間接證明該演算法是一種具有超線性收斂性的近似牛頓法。
  10. Using the comparison principle, the existence, uniqueness and its asymptotic behavior of solution for the problem are studied

    利用比較原理，研究了問題解的存在性，唯一性及其漸近性態。
  11. The authors investigate global properties arid uniform boundedness of impulsive differential equations with variable times using comparison principle

    摘要運用比較原理研究了具有可變脈沖時刻的脈沖微分方程解的整體性質，給出了解一致有界的充分條件。
  12. The paper gives some comparison results about practical stability and boundedness in terms of two measures using comparison principle about impulsive hybrid differential systems

    本文結合脈沖混合系統的比較原理給出了該系統關于兩個測度的實際穩定性、積分穩定性和有界性的比較結果
  13. We investigate the stability and the boundedness of the differential system. stability criteria and boundedness criteria in terms of two measures employing the method of comparison are established

    摘要給出了一個比較原理，並利用比較方法給出了若干個非自治微分系統關于兩個測度的穩定性和有界性結果。
  14. In the same time, comparison principle establishs the relation between complicated vector systems and simple scalar systems, which makes it possible to get stronger results with fewer conditions

    同時，比較原理可以建立復雜的向量系統與簡單純量系統之間的關系，這使得在較少條件下得到較強結果成為可能
  15. Using the comparion theorem of difference equation, persistence theorem of discrete semi - dynamical system and stability of monotonous operator, we gain the boundary, uniform persistence and permanence of the system

    應用差分方程的比較原理，離散半動力系統的持久性定理以及單調運算元的三分穩定性，獲得系統的有界性，一致持久性，永久持久性。
  16. Firstly, we investigate the dirichlet problem ' s comparison principle on a bounded subset for this fully nonlinear intergro - differential equation, at the same time we must assume the measure in the intergro - differential item is absolute continuous

    首先研究這類完全非線性積分微分方程在有界區域上dirichlet問題的比較原理，此時須假設積分項所涉及的測度是絕對連續的。
  17. The second problem is the comparison principle on the full space. for the viscosity supsolution and subsolution v and u, we have the result u < u on the condition that lim finally, we investigate the compar - iaon principle for unbounded functions on the full space. when the equation ' s subsolution and supsolution u and v satisfy c is constant ) and the proper assumptions of the equation and the measure, we proved the comparison principle

    第二個問題是全空間上的比較原理，對這類方程的上下解v和u ，只要，也有比較結果u v ，最後討論全空間上無界函數的比較原理，當方程的上、下解低於一次增長，在對方程和測度的適當假設下，證明了粘性解的比較原理。
  18. The results extend those of autonomous systems to case for no autonomous systems. 4. the stability and the existence of periodic solutions for ecological systems of reaction - diffusion type are discussed by using of smoller invariant domains principle liapunov functional method comparison principle and fixed point theorem

    四、研究了用偏微分? ?積分方程描述的生態系統平衡位置的穩定性、漸近穩定性及周期解的存在性、穩定性，採用smoller不變區域原理、比較原理，不動點原理及liapunov泛函方法。
  19. Firstly sufficient conditions for the existence of periodic solution are obtained by comparison theory of reaction - diffusion differential equations ; secondly sufficient conditions are established, under which the models admits a positive periodic solution which attracts all positive solutions

    利用反應擴散方程的比較原理給出了系統存在周期解的充分條件。然後利用單調正、凹運算元理論，給出了該擴散種群模型周期解全局吸引的充分條件。
  20. In this paper, we investigate comparison principle for semicontinuous viscosity solutions of fully nonlinear elliptic equation with nonlocal intergro - differential item. this kind of equation is from diffusion process with jumps and has important application in stochastic control and finance mathematics

    本文研究一類帶有非局部積分項的完全非線性橢圓型方程粘性解的比較原理，這類方程源自帶跳躍的擴散過程，在隨機控制，金融數學中有廣泛而重要的應用。
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