橢圓微分方程 的英文怎麼說

中文拼音 [tuǒyuánwéifēnfāngchéng]
橢圓微分方程 英文
elliptic differential equation
  • 橢 : Ⅰ形容詞（卵形） oval-shapedⅡ名詞[書面語] （長圓形的容器） elliptic vessel
  • 分 : 分Ⅰ名詞1. （成分） component 2. （職責和權利的限度） what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] （料想） judge
  • 方 : Ⅰ名詞1 （方形; 方體） square 2 [數學] （乘方） involution; power 3 （方向） direction 4 （方面） ...
  • 程 : 名詞1 （規章; 法式） rule; regulation 2 （進度; 程序） order; procedure 3 （路途; 一段路） journe...
  • 橢圓 : [數學] oval; oval shaped; ellipse; ellipsoid橢圓規 ellipsograph; [圖] elliptic trammel; 橢圓軌道 ...
  1. Established the system of coordinates of roll testing, getting the parameters of equation of tooth face by solving the non - linear equations set ; according to the differential geometry and meshing principle, deduce the curvature parameters of tooth face and tooth profile, and get the parameters of instantaneous contact ellipse. emulate the contact trace and contact area of the working tooth face, and drawing the instantaneous drive ratio error curve

    建立了克林貝格擺線齒錐齒輪嚙合分析的對滾模型，通過對非線性方程組的迭代求解，得到齒面方程的各個參數;由微分幾何和切齒嚙合原理推導了齒面上齒廓和齒線方向的曲率參數，得到了瞬時接觸橢圓的參數。根據設計參數和機床調整參數繪制了工作齒面的接觸軌跡和接觸區圖形，並求得了瞬時傳動比的誤差曲線。
  2. We consider a nonlinear differential equation periodic boundary value problems of second order which has proposed as a model for the periodic motion of a satellite in its elliptic orbit

    摘要本文考慮作為衛星繞橢圓軌道做周期運動模型的一個非線性微分方程的周期邊值問題。
  3. 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
  4. It is discussed that the numerical approximation of interface problems for elliptic partial differential equations

    討論了橢圓型偏微分方程內邊界問題的數值逼近。
  5. To numerically solve n - s equations, the present work is mainly focus on the following aspects : 1

    採用沿物面邊界法向外推方法和求解橢圓型偏微分方程方法結合，進行復雜外形的粘性網格生成。
  6. A presentation of the fundamentals of modern numerical techniques for a wide range of linear and nonlinear elliptic, parabolic and hyperbolic partial differential equations and integral equations central to a wide variety of applications in science, engineering, and other fields

    本課程講授求解不同線性及非線性橢圓、拋物線及雙曲線偏微分方程式與積分方程式等之現代數值技巧基礎，並強調在許多科學、工程及相關領域上的應用。
  7. As the applications of mixed monotone operators theory, some classes of equations are considered. some initial value problems and boundary value problems for mixed monotone nonlinear impulsive integro - differential equations and nonlinear elliptic equations are discussed. some known results are generalized under weak conditions. and initial value problems and periodic boundary value problems for mixed monotone nonlinear impulsive evolution equations are discussed by mixed monotone operators theory with considering the main properties of operator semigroup. the sufficient and necessary conditions for existence and uniqueness of their solution and coupled solution are obtained

    作為混合單調運算元理論的應用，本章討論了非線性混合單調脈沖積微分方程和混合單調非線性橢圓方程方面的一些問題，不同程度地削弱了原有的條件，推廣了已知的結果；還利用錐理論並結合運算元半群的性質及其主要特徵討論了非線性脈沖發展方程初值問題、周期邊值問題，給出了混合單調非線性脈沖發展方程的耦合周期解以及存在唯一解的充要條件。
  8. Finally, we consider a cascadic multigrid method for soiviag a nons. y mmetric elliptic differential equation with boundary conditions

    最後，本文還應用瀑布型多重網格法來求解非對稱橢圓微分方程邊值問題。
  9. The second part, with the aid of many types constructive transformation and symbolic computation ( especially wu algebraic elemination method ), some topics in nonlinear evolution equation are studied, including exact solution ( solitary solution, periodic solution, rational function solutions and jacobian function solution ), backlund transformation, cole - hopf transformation, dromion solution and its construction etc. charter 2 introduces ac = bd model and its application about partial differential equations

    第二部分以構造性的變換及符號計算特別是（吳代數消元法）為工具，來研究非線性演化方程中的一些問題：精確解（如孤子解、周期解、有理解和雅可比橢圓函數解（雙周期解）等） 、 backlund變換、 hopf變換， dromion解及衰變結構等第二章介紹了求解pdes的ac = bd模式及其在偏微分方程中的作用。
  10. The harmonic equation ， or laplace equation is a typical and simple elliptic partial differential equation

    最典型也最簡單的橢圓型偏微分方程是調和方程，又稱laplace方程。
  11. Oscillation comparison theorems of solutions for second order nonlinear elliptic differential equations

    二階非線性橢圓型微分方程解的振動比較定理
  12. Firstly the formulation arid representation of solutions of the above boundary value problems are given, and then the existence of solutions for the above problems is proved, in which the complex analytic method is applied, namely the complex functions in the elliptic domain and the hyperbolic complex functions in hyperbolic domain are used

    先給出這個問題的提法和解的表示式，然後使用一種新的復分析方法，即在橢圓區域上使用復變函數，在雙曲區域上使用雙曲復函數，最後證明了上述混合型方程間斷斜微商問題解的存在性。
  13. Ebu - arrehenius and second - moment turbulent combustion model are used to determine the reaction rate. to consider the influence of heat radiation on the gas temperature and wall temperature, the six flux model is applied to predictions of heat flux distributions. the discretization of governing equations on a non - staggered grid system is performed by hybrid scheme over the control volume, and discretization equations are solved with simple algorithm

    利用橢圓型微分方程法和區域法生成三維貼體網格，文中數學模型有紊流模型、紊流燃燒模型和輻射模型，採用k -雙方程模型來預估紊流特性， ebu - arrehenius和二階矩紊流燃燒模型來估算化學反應速率，六通量輻射模型預估輻射通量，以便考慮熱輻射對壁溫和氣流溫度的影響。
  14. At last we apply the results to a kind of fourth order elliptic boundary value problem and duffing equation

    最後我們將所得結論應用到一類四階橢圓型微分方程和duffing方程，給出了它們的解存在唯一的一些結果。
  15. Oscillation of second order nonlinear elliptic differential equations

    二階非線性橢圓型微分方程解的振動性質
  16. Oscillation of second order elliptic differential equations by methods of the sequence of functions

    二階橢圓型微分方程振動性的函數序列方法
  17. Oscillation and nonoscillation of solutions of second order damped elliptic differential equations

    二階含阻尼項橢圓型微分方程解的振動與非振動的判定
  18. The second order elliptic partial differential equations are considered in an exterior domain, some new sufficient conditions for oscillation of all solutions of the equation are obtained by the sequence of functions

    利用函數序列方法，得到了保證二階橢圓型微分方程在外區域上一切解振動的新的充分條件
  19. Abstract : the second order elliptic partial differential equations are considered in an exterior domain, some new sufficient conditions for oscillation of all solutions of the equation are obtained by the sequence of functions

    文摘:利用函數序列方法，得到了保證二階橢圓型微分方程在外區域上一切解振動的新的充分條件
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