混合邊值 的英文怎麼說

中文拼音 [húnbiānzhí]
混合邊值 英文
mixed boundary value
  • : 混形容詞1. (渾濁) muddy; turbid2. (糊塗; 不明事理) foolish; stupid
  • : 合量詞(容量單位) ge, a unit of dry measure for grain (=1 decilitre)
  • : 邊Ⅰ名詞1 (幾何圖形上夾成角的直線或圍成多邊形的線段) side; section 2 (邊緣) edge; margin; oute...
  • 混合 : (攙雜在一起) mix; blend; mingle; admix; mixture; mix up; interfusion; commixture; blending; cre...
  • 邊值 : boundary values邊值法 method of bound; 邊值觀測 boundary value observation; 邊值控制 boundary val...
  1. Output can be obtain, next we use our designed the wavelet soft threshold to select result of the wavelet transform, finally, we give the selected result reversal wavelet transform. it is obvious : the wavelet soft threshold is important to improve the quality of the gray image processing. i give the donoho wavelet soft threshold a modified value method, which has a relation with ratio of signal - noise. i made full use of discrete hop field single feedback neural network, and nonlinear steady of automatic system at last, i obtained a steady limited ring, give the energy function an order differential a optimal

    我的思路是:改造現有圖形結構,先建立能反映信噪比大小且含待定參數k的表達式,然後通過離散型h0pfi舊單層反饋神經網路,再結濾波器構成一個非線性控制系統,寫出對應的網路函數,利用相平面法和李雅普諾大穩定性的判據,得到一個穩定的極限環,從而確定出參數卜的范圍,進而再對原來的小波軟閾進行修正,用修正後的作為小波閾
  2. We begin by recapitulating the complete list of equations for a mixed boundary-initial value problem.

    開始時,我們重新列出適用於混合邊值問題的那些方程的完備表。
  3. Both initial and boundary-value problems, including displacement, traction and mixed boundary conditions are solved.

    解決了初始和問題,包括位移的、曳力的和條件。
  4. In this paper, we consider mixed boundary problem of p - laplacian equations in a bounded domain of rn

    摘要研究空間中有界區域混合邊值問題的正解存在唯一性。
  5. In chapter two, we consider full disceret scheme of mixed finite element methods for the following initial - value problems of linear integro - differential equations of parabolic in this chapter, we give the error analysis of this full discrete scheme and get optimal error estimates for the discrete solutions of u and p

    第二章討論下述線性拋物型積分微分方程初問題有限元方法的后差全離散格式。給出了該全離散格式的誤差分析,得到了離散解逼近未知函數u以及伴隨速度p的關于空間和時間的最優階誤差估計。
  6. Aiming at a parallel hybrid electric vehicle ( hev ), a design method of degree of hybridization ( doh ), mainly about the constraint, side value condition and compute method of doh was introduced

    摘要提出了並聯型動力汽車的度設計方法,重點討論度設計的約束條件、條件及其計算方法。
  7. The extend work of my doctoral research is introduced in the part. problems of cavitation noise are investigated with three methods such as theory analysis, numerical simulation and experiment research. mixed boundary element method is put forward to solve acoustics of bubble collapse by author

    第二部分:空化噪聲研究該部分工作是作者博士期間工作的延續,對空化噪聲問題從理論分析方面、數模擬及實驗三方面進行研究,應用作者提出的界元方法求解了空泡在界附近潰滅時的輻射噪聲問題。
  8. Since the antiplane scattering problems of local sites could be divided into two kinds : interior and exterior problems, main points to solve the problems are graf ' s addition theorem. so two expressions and suitable range of the graf ' s addition theorem are studied hi the paper. moreover, an auxiliary function method for mixed boundary - value problems are also discussed in this paper

    由於典型局部場地彈性波出平面散射問題可以分為內域型和外域型兩大類,求解這些問題的要點是要完成特殊函數在不同坐標系間的變換,因此本文對graf加法公式的兩種表達及其適用范圍做了研究,另外對解決混合邊值問題的輔助函數法做了研究。
  9. From mathematical models for inverse scattering in two dimensional homoge - nous media including dirichlet, neumann, robin, all kinds of probable mixed boundaries and cracks, direct and inverse scattering are discussed, and ill - posed integral equation and indicator function method are formulated for the diverse of boundary identification. it is shown that the kernel of the integral equation characters the boundary of scatterer, which is determined by solv - ing it by virtual of regularity method, meanwhile, some numerical tests are given. 2

    在二維均勻介質逆散射各種界識別的數學模型(包括dirichlet , neumann , robin ,各種可能的界問題,裂紋問題)下,分別考慮了正散射問題和逆散射問題,推導了上述各種界識別的不適定積分方程以及指示函數方法,由於積分方程的核充分表徵了散射物的界,由此說明只要利用正則化方法求解該積分方程,就可以確定散射物的界,並給出了一些數實驗。
  10. Furthermore, the dual integral equations can be reduced to the fredholm integral equations of the second kind and solved by numerical procedure. at the end of this chapter, the numerical analysis for dynamic interaction characters of saturated half - space / layered ground and circular plate is evaluated. finally, the solutions for 3 - d dynamic responding of elastic rect

    基於橫觀各向同性飽和半空間/有限層地基非軸對稱波動方程的通解,按混合邊值問題建立飽和地基與彈性圓板非軸對稱動力相互作用的積分方程,求解積分方程后得到橫觀各向同性飽和地基上圓板非軸對稱動力響應的一般解,並分析了飽和地基上圓薄板和中厚板振動的若干特徵。
  11. The discontinuous mixed problem for degenerate elliptic equations of second order

    二階退化橢圓型方程的間斷混合邊值問題
  12. On the mixed boundary value problem for a conductor equations with nonlinear mobility

    一類帶非線性遷移率半導體方程的混合邊值問題
  13. Existance of positive solutions of bounded value problem for nonliner singular impulsive differential equations in banach spaces

    空間中非線性二階奇異脈沖微分方程混合邊值問題多個正解的存在性
  14. The axisymmetric mixed boundary - value problem of the vertical vibration of a rigid foundation on saturated layered soil subgrade

    上覆單相彈性層的飽和地基上剛性基礎豎向振動的軸對稱混合邊值問題
  15. The main work includes : for the torsional vibrations of a rigid disk on saturated media, first, the dynamic governing equations are solved by the use of hankel transform and the general solutions in the hankel transform fields are formulated. then, considering the mixed boundary - value condition, the dual integral equations of the torsional vibrations of a rigid disk on saturated grounds are obtained, which can be reduced to the fredholm integral equations of the second kind and solved by numerical procedures. consequently, the dynamic compliance coefficient curves and the torsional angle amplitude curves versus the dimensionless frequency are presented and contrasted to that of the elastic one

    在前人研究的基礎上,本文基於陳龍珠等曾提出的一組實用飽和土波動方程,用解析或半解析的方法首次較系統而深入地研究了飽和半空間地基與基礎的扭轉振動問題,主要工作有:對于飽和地基上剛性圓板的扭轉振動,作者首先採用hankel變換求解了動力控制方程,得到了該控制方程在hankel變換域內的通解,然後由混合邊值條件建立了飽和地基上剛性基礎扭轉振動時的對偶積分方程,並將其化為易於數求解的第二類fredholm積分方程,用數方法計算了基礎的動柔度和扭轉角幅與振動頻率的關系曲線,並將其與單相彈性介質情況進行了對比分析。
  16. Firstly in this part, computer simulation methodology based on the baecher model for generating network of discrete fractures was presented, which includes the follow details : probability distributions of fracture density, orientation, trace length, size, and aperture and estimation of their statistical parameters ; stochastic models of fracture network ; monte - carlo ' s simulation method ; numerical simulation procedure and technicality. then, boundary element method was used to calculate flow through the generated fractured network. assuming single fracture as a two - dimension inexpressible isotropic porous media, boundary element method equations for flow in single fracture and then in fracture network were derived using the weighted residual method

    給出了離散裂隙網路模型所依據的基本假定;發展了基於baecher模型的離散裂隙網路計算機隨機生成技術:詳細地推導了單裂隙滲流和多裂隙相交網路滲流的界單元法公式,發展了離散裂隙網路中穩態滲流的界元數技術,並且討論了相關的具體數技術細節,如角點的處理方法,單元的自動剖分等:描述了界元?管流模擬方法及其數實現;研究了裂隙網路的簡化方法,並針對裂隙網路界元法的特點提出了一種改進的分塊三角分解法。
  17. Mixed boundary and frequency dispersion suppressing in elastic wave numerical simulation

    彈性波數模擬的界與頻散抑制
  18. 3. again applying the idea of singular blending to case of surfaces, a nuat b - spline interpolating blending surface is constructed by a explicit means and maximum distance between the interpolating surface and singular bilinear patch can be adjusted by the blending parameter similar to the case of the curve above. furthermore, some singular elements such as edges 、 ruled surfaces and plane can be conveniently embedded in the interpolating blending surface

    3 .將奇異思想應用到曲面插上,提出了nuatb樣條曲面方法,該方法不僅給出了插的顯格式,而且在插曲面中可任意鑲嵌棱、直紋面或平面,利用因子,調節插曲面與相應奇異雙線性曲面片之間的最大距離
  19. We have solve the problems which have dirichlet bc, neuman bc and mixed bc

    本文中求解了第一類界和第二類界條件下以及界條件下問題。
  20. The main achievements are as follows : 1. based on the idea to blend a nuat b - spline curve with a singularly parameterized polygon according to parameter, a local interpolation method is presented for nuat b - spline curve, by which a c ~ 2 nuat b - spline interpolating curve of order 4 without solving a global linear system of equations is generated. 2

    主要研究結果如下: 1 .提出了一種局部插方法,將一條nuatb樣條曲線和一個奇異參數化多形按因子相,不需求解方程組就能生成一條c ~ 2連續的四階nuatb樣條曲線
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