拉普拉斯方程 的英文怎麼說

中文拼音 [lāpǔlāsīfāngchéng]
拉普拉斯方程 英文
laplace equation
  • 拉 : 拉構詞成分。
  • 普 : Ⅰ形容詞（普遍; 全面） general; universal Ⅱ名詞（姓氏） a surname
  • 斯 : Ⅰ名詞（古代驅疫時用的面具） an ancient maskⅡ形容詞[書面語] （醜陋） ugly
  • 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...
  • 普拉 : gundam model
  1. Laplace transformation, array, vector, determinate, linear equation set, fourier series, partial differential equations

    本課程介紹拉普拉斯轉換、矩陣、向量、行列式、線性方程組、傅立葉級數、偏微分方程式。
  2. In addition, for general erlang ( n ) risk model, an integro - diifcrontial equation for the probability of ultimate ruin are presented : dickson arid hipp ( 2001 ) consider the erlang ( 2 ) risk model, and introduce the expectation of the discounted penalty h ' ( u ) which determines the joint and the marginal distribution of the time to ruin ( t ), the surplus prior to ruin ( u ( t - ) } and the deficit at ruin ( | u ( t ) | )

    Dicksonandhipp （ 2001 ）同樣考慮了erlang （ 2 ）這種風險模型，並介紹了破產時的罰金折現期望w （ u ）這一概念。由罰金折現期望可得到破產時刻（ t ） ，破產前的瞬間盈餘（ u （ t ? ） ）和破產時的赤字（ u （ t ） ）的分佈和它們的聯合分佈，並給出了罰金折現期望滿足的一積分-微分方程，由此方程得到了罰金折現期望的拉普拉斯變換。
  3. Using the run - length coding method, implementing the synchronization of volume date - recording and laplace difference, the filter keeps a high real time capability

    運用遊程編碼的思想作為樹集設計逐行掃描的數據錄入方法，使數據錄入與拉普拉斯差分運葬同步進行，以保證高實時性。
  4. This paper deals with the fundamental principle of the laplace transformation and discusses its applications in solving problems of differential equation with coefficients, solving integral eqution and calculating generalized integral

    摘要闡述了拉普拉斯變換的基本原理，討論了它在解常微分方程（組）初值問題、解積分方程以及廣義積分計算這3個方面的應用。
  5. Then, taking into account the effect of the compression of the approach roadway and the differential slope of the bridge slab, the author analyzes the dynamic response of man - vehicle - road system when the vehicle approaches and leaves the bridge by means of laplace transform, the curve of man ' s acceleration versus time, the vertical force between the vehicle and road versus time, the man ' s maximum transient vibration value and the maximum force between the vehicle and road are got, and the program about the calculating progress above are edited. based on the analysis above, the influence on the maximum transient vibration value of some parameters about the vehicle and road such as the movement direction and speed and weight of the vehicle, the differential slope of the bridge slab and the length of the approach slab, are studied, and some conclusion are given

    分上橋和下橋兩種情況，考慮車路耦合和橋面沉降坡差的影響，對車輛通過設和不設搭板的路橋過渡段時「人?車?路」系統的相互作用用拉普拉斯變換法進行了動力響應分析，得到了人的加速度及路面對車的垂直作用力隨時間的變化曲線、人的加速度最大瞬態振動值和路面對車的最大作用力，分析了車輛的行進方向、速度和載重，橋面沉降坡差和搭板長度等車和路各參數對計算結果的影響，並編制了相應的計算程序。
  6. In this paper, laplace transform is applied to solve a solution of mixed question which satisfies the second boundry condition of the wave equation

    摘要本文應用拉普拉斯變換，求出了一個波動方程第二邊界條件的混合問題的解。
  7. There are many kinds of ways to solve the electrostatic field of two - dimensional laplace ’ s equation or the poisson ' s equation, like the separation of variables, green ’ s function or alternative means. but if their boundary shapes are quite complex, it is extremely difficult to use these usual methods, and, in general, it is impossible to work out even there is such peculiar instance as analytic solution, or obtains the approximate solution

    對二維拉普拉斯方程或泊松方程的平面場的解法有多種，如分離變量法、格林函數法或者其他方法，但如果它們的邊界形狀比較復雜，用這些通常的方法求解會非常困難，即使對于存在有解析解的特殊情況，一般說來也不可能求出，而且求得的只能是近似解。
  8. Especially, we investigate a local asymptotic behavior of the probability of ruin which individual claims size have a distribution that belongs to s ( v ) with v > 0. the main results : theorem 2. 3. 2 let satisfies the defective renewal equation, where theorem 2. 3. 2 the ruin probability ( u ) has the following expression ( 2. 3. 3 ) where 7 ( 11 ) is defined in theorem 2. 2. 2 and dx

    1時，罰金折現期望廠』 … ）便為最終破產概率（山（叫） ，所以破產概率也滿足一高階積分一微分方程；由此得到了破產概率的拉普拉斯變換，從而得到了破產概率所滿足的一股疵的更新方程
  9. Review of linear algebra, applications to networks, structures, and estimation, lagrange multipliers, differential equations of equilibrium, laplace ' s equation and potential flow, boundary - value problems, minimum principles and calculus of variations, fourier series, discrete fourier transform, convolution, applications

    線性代數回顧，網路，結構以及估計的應用，拉格朗日乘數，平衡態的微分方程，拉普拉斯方程和勢流，邊值問題，最小值原理和變分法，傅立葉級數，離散傅立葉變換，卷積，應用。
  10. In this dissertation, the research trends for the problem have been introduced ; the ‘ dim ’ and ‘ point ’ has been strictly defined in mathematics from machine vision and human vision ; the ideal clutter suppression system based on clutter predication and the realization and evaluation of evaluation index has been studied, in succession the clutter suppression technologies have been researched. firstly, the classic nonparametric algorithm has been analyzed in detail and systematically, for it ’ s weakness that it cannot remove the non - stationary clutter ideally, kalman filter algorithm for clutter suppression in 2d image signal has been built. secondly, fast adaptive kalman filter is presented based on fast wide - sense stationary areas partition algorithm : limited combination and division algorithm based on quarti - tree algorithm, new taxis filter route algorithm which can break through the limitation of the necessity of pixel neighborhood of 2d filter and laplace data model with two parameters which is perfectly suitable for the residual image of kalman clutter suppression

    首先分析了經典的非參數法，對於四種具有代表性的核，從前述的三個性能評價方面做了分析和對比，指出了其速度快的優點和對非平穩圖像適應性差的弱點，針對非參數法的弱點，重點研究了對非平穩圖像適應良好的卡爾曼雜波抑制技術:建立了非平穩圖像的類自回歸模型，在此基礎上建立了二維卡爾曼濾波基礎的兩個方程:狀態方程和測量方程;建立了非平穩圖像準平穩區域快速劃分演算法:基於四叉樹法的有限分裂合併演算法;二維空間的基於k排序的濾波路線演算法，突破了空域濾波路線上區域相鄰的限制;在這些研究的基礎上實現了快速卡爾曼估計，實驗驗證了該方法相對逐點卡爾曼估計可以提高運算速度三倍左右;雜波抑制結果表明傳統的高斯性檢驗並不適合卡爾曼估計后的殘余圖像，由此建立了殘余圖像的雙參數拉普拉斯模型，實驗表明其可以完好的吻合殘余圖像的概率密度曲線。
  11. By using the method of separation of variables and limited fourier and laplace transform, the analytical results are obtained

    運用分離變量法和有限傅立葉變換和拉普拉斯變換，將系統運動微分方程轉換為線性方程組，求出撓度和內力解析解。
  12. Abstract : the electric potential, electricity and capacitance of the combinatory cylindrical surface sensor have been discussed by solving electric potential lapalace " s equation of the sensor

    文摘:通過求解電勢的拉普拉斯方程，討論組合圓柱面電容中的電勢、電荷和電容
  13. It begins form the discussion the knowledge of the gaussian filter and the laplacian operator, which are the base of the marr method. and it is followed by the detail discussion of such as : the 2g （ laplacian of gaussian ) filter, the template log ( laplacian of gaussian ), the meaning of laplacian of gaussian in human vision, edge detection and neurophysiology. with different template to different size of target, the small target can be separated from the background by this small infrared target detection method

    從marr演算法的理論基礎? ?高斯平滑濾波器與拉普拉斯運算元的相關知識以及Ｍ ａ ｒ ｒ的計算視覺理論基礎開始，進行了2g （ laplacianofgaussian ，高斯?拉普拉斯）濾波器、 log （ laplacianofgaussian ，高斯?拉普拉斯）模板以及2g濾波器在人類視覺、邊緣檢測、邊緣處理的物理意義以及神經生理學意義方面的分析討論，提出了易於fpga （ fieldprogrammablegatearray ，現場可編程門陣列）實現的基於marr計算視覺的紅外圖像小目標檢測方法。
  14. The influence of soil on the pile was simulated by voigt model according to the layered characteristic of soil surrounding the pile. the semi - analytical solution for the relationship between the pile head settlement and time was obtained by laplace transform method and fourier inverse method. by using the solution, the influence of all relevant parameters on the pile settlement behavior was investigated and discussed

    成層廣義voigt體地基中單樁沉降的時間效應研究將成層地基中每一層土對樁的作用簡化為廣義voigt體模型，由此建立了單樁的靜力平衡方程，並求解得到了成層地基中靜荷載下單樁樁頂沉降在拉普拉斯變換域的解析解和在時間域的半解析解。
  15. If applied experiential formula mechanically to calculate the dynamic moment of the tri - eccentric butterfly vavle, its errors for the results would be larger. the paper, by virtue of the postulate of flow with fixed constant, eddiless of ideal liquid, calculated laplace equation by finite difference method in rectangular coordinates, gained pressure distribution on the butterfly disc section, thereby figured out its dynamic moment under each opening angle and the method was feasible for calculating dynamic moment of symmetry or not, designed the program and described the curve of dynamic moment. finally, the paper infered their laws

    採用經驗公式來計算三偏心蝶閥的動水力矩，誤差比較大，本文根據三偏心蝶閥的結構特點，利用理想流體的定常、無旋流動的假定，用有限差分法在直角坐標系中求解拉普拉斯方程，得到蝶板截面上的壓力分佈，從而計算出蝶板在各個開度下的動水力矩，設計出了求解的程序，給出了程序運行的結果並進行了數據處理從而得到了動水力矩曲線，總結了它的變化規律。
  16. Application of inversion technique for the laplace transform on partial differential equation

    拉普拉斯變換的數值逆在偏微分方程中的應用
  17. 4. with the consideration of practical soil - pile interaction, the soil around pile is modeled as a three - dimensional viscous - elastic continuous medium and the time effect of the settlement of single pile is studied. the semi - analytical solutions for vertical displacement of soil and for the relationship between settlement of pile head and time were obtained by laplace transform method and fourier inverse method, and the law of the settlement of pile head varying with time was then analyzed and discussed

    考慮樁土藕合作用的單樁沉降時間效應研究從研究空間軸對稱問題的角度出發，將樁周土體建模為三維粘彈性連續介質，更為合理地考慮了靜荷載下樁土系統中單樁與樁周土的藕合作用，分別建立了樁周土體和樁體的靜力平衡方程，並通過拉普拉斯變換、傅立葉逆變換等數學手段，獲得了單樁樁周土體的垂直變形和樁頂沉降在拉普拉斯變換域內的解析解和在時間域內的半解析解，進而分析討論了單樁沉降隨時間變化的規律。
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