線性邊界 的英文怎麼說

中文拼音 [xiànxìngbiānjiè]
線性邊界 英文
linear barrier
  • : 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...
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • : 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...
  • : 名詞1 (相交的地方; 劃分的界限) boundary 2 (一定的范圍) scope; extent 3 (按職業、工作或性別等...
  • 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...
  • 邊界 : boundary; frontier; border; borderline; edge range line; periphery
  1. Perfect pre - processing and post - processing function is one of the main factors to evaluate the vitality and market value of the finite element analysis system surveying today development of finite element analysis technology, most of which concentrate on establishing fine user interface, also has some limitation on application, and especially, the research on the visualization of arbitrary cut - plane is always in ascendants to realize the visual processing on cut - plane needs reprocessing the results of finite element analysis which have get, so the algorithm is two parts : seeking the physical value of cut - plane and drawing 2d contours, the former, based on the theory of stress on " arbitrary inclined plane " in physical mechanics, use the method of linear interpolation method to get the coordination and physical value of intersection between cut - plane and element arris ; the latter, based on the tables on elements, nodes, stress and strain, summarize a rapid algorithm of generating 2d contours based on the grid. this thesis synthesizes there two parts and get a visual processing program under fortran

    縱觀有限元分析技術的發展,目前大多集中在建立良好的用戶面上的研究仍存在許多應用上的局限,其中對任意剖面上可視化的研究仍處于方興未艾的階段。要實現任意剖面上可視化處理,必須先將得到的有限元計算結果進行再處理,因此在演算法上分為兩部分:求任意剖面上物理量值的演算法及二維等值演算法。前一部分以彈力學中「任意斜截面的應力」為理論基礎,利用插值方法得到截面與單元棱的交點坐標及交點物理量值;在此基礎上;根據已得到的單元及節點序號表、應力應變物理量表,總結出一種基於有限元剖分網格的快速生成二維等值的演算法。
  2. Due to nonlinear bottom boundary condition, the generation of internal tides over finite topography can only be deal with by using of ray - tracing method beforetime. the transforms introduced in this dissertation make it possible use eigenvalue method to investigate the generation of internal tides over finite topographies

    由於非線性邊界條件的使用,前人處理有限地形上內潮的產生問題只能求助於射理論,本文提出的坐標變換將若干海底地形變換成平底,從而使得利用特徵值方法研究這些地形上的內潮生成問題成為可能。
  3. Unique existence and blowup characteristics of global solution for initial boundary value of a class of nonlinear wave equation of fourth order

    一類具有非線性邊界阻尼和源項的非波動方程的解的漸近
  4. With the fourier series technique, the disturbance is discomposed into predominant mode and high frequency harmonics. the nonlinear stability of three - dimensional disturbances for the blasius boundary layers is studied

    藉助fourier級數的方法將擾動波分解為基本模態和高頻模態,研究了三維擾動的非線性邊界層穩定問題。
  5. Global existence and nonexistence for a nonlinear parabolic equation with a nonlinear boundary condition

    一類帶非線性邊界條件的非拋物方程的解的整體存在與不存在
  6. An accelerated direct rendering algorith of isosurface for 3d data sets is presented. the problem for calculating the intersections of the ray and the bounding cells pierced by the isosurface can be viewed as the problem of sampling alonga 3d discreteray. it is shown that the algorithm is better on memory requirement and speed than traditional algorithm through its realization on pc

    提出等值面直接顯示演算法,充分利用數據空間的相關,把體素分為體素和內部體素,並採用體數據表示法,降低了內存.繪制等值面時,將視體素的求交運算轉化為對離散視上點的掃描,避開對整個體數據空間的遍歷,從而減少了計算量。
  7. The solutions include : the unit normal vector of the elastic - plastic boundary near the crack line, the elastic - plastic stress fields near crack line, law that the length of the plastic zone along the crack line is varied with an external loads, the maximum lengths of the plastic zone, the bearing capacity of a finite plate with an eccentric crack loaded by shear forces

    這個解包括:裂紋附近彈塑上的單位法向矢量,裂紋附近的彈塑解析解、最大塑區長度、裂紋上的塑區長度隨荷載的變化規律及其承載力。
  8. Singular nonlinear boundary value problems arising in the theory of viscous

    流體理論中一類奇異非線性邊界值問題
  9. The transient mathematical equations are addressed for the coupled heat and moisture transfer by taking account of moisture accumulation procedure. an analytical method by means of the transfer function is proposed to predict the transient distributions of temperature and moisture content at different interfaces in walls. a numerical analysis approach based on an efficient finite - difference method is developed to deal with the procedure of coupled heat and moisture transfer in a multilayer wall with nonlinear boundary conditions considered

    建立了考慮濕積累過程的瞬態熱濕耦合模型,在方程中引入了濕積累項;發展了一種傳遞函數解析方法進行墻體內不同剖面處溫度和含濕量的動態預測;首次提出了一種基於有效有限差分法預測非線性邊界條件下多層多孔結構內的傳熱傳濕過程的數值分析方法,求解過程中考慮了瞬態條件,從而避免了通常處理中由於條件設定為常數而給計算帶來的誤差,對于多層結構每一層物參數的非連續,則採用了有效的有限差分逼近處理。
  10. Firstly, the equilibrium solution is global asymptotic stability and exponential stability on l2 [ 0, l ] under neumann and dirichlet boundary control conditions, control inputs for choosing the boundary control is bounded in lx, the equilibrium solutions decay to zero and integrating the solution square in [ 0, 1 ], it decays to zero exponentially, by using nonlinear boundary control conditions and input feedback control method

    首先,採用非線性邊界條件輸入反饋控制方法,研究得到該類方程在neumann和dirichlet控制條件下的平衡解在l _ 2 [ 0 , 1 ]上是全局漸近穩定和指數穩定的、在所選控制下控制輸入是l _有的、平衡解隨時間衰減到零以及平衡解的平方在[ 0 , 1 ]上的積分按指數方式衰減到零。
  11. Furthermore, we employ iteration and predictor - corrector - approach to solve the nonlinear equations in order to implement the marching procedure. we investigate detailedly the process of the c - type instability for nonparallel boundary layers with three - dimensional disturbances. by investigating the nonparallel boundary layers of three - dimensional body, we

    文中通過對三維物體的非平行層穩定的研究,確定最不穩定波的擾動參數和最易失穩的流向、展向位置;對三維擾動的非平行非線性邊界層穩定的研究,得到更精確的擾動放大因子值。
  12. Abstract : the global existence and blow - up problem for the parabolic equations with nonlinear boundary conditions were studied

    文摘:討論了帶非線性邊界條件的拋物型方程組的解的整體存在及爆破問題
  13. In this paper, the governing differential equations of double pendulum is established with the lagrange methods, the stability margin of corresponding linear equations are obtained by the multiple scale method

    採用拉格朗日方法建立參數激勵雙擺的控制微分方程,通過多尺度法對其化方程進行分析,獲得穩定
  14. The linear boundary element method of calculating the problems of 2d electrostatic field

    線性邊界元分析二維靜電場問題
  15. Further more, it is pointed out that the boundary discrete method is not only adaptable to solve the nonorthogonal boundary problems of which the variables cml be separated, but also is able to deal with the nonlinear boundary value problems

    進一步指出,離散方法不僅可以解決某些可分離變量的非正交問題,而且可以解決某些非值問題。
  16. Nonlinear boundary control and stabilization of a class of system with flexible structures

    一類撓結構系統的非線性邊界控制與鎮定
  17. By means of the existence and uniqueness of semi - global c1 solution to the mixed initialboundary value problem with general nonlinear boundary conditions for first order quasilinear hyperbolic systems with zero eigenvalues, we establish the local exact boundary controllability for second order quasilinear hyperbolic systems with general nonlinear boundary conditions

    本文利用具零特徵的一階擬雙曲型方程組帶一般非線性邊界條件的混合初-值問題的半整體c1解的存在唯一,對具一般類型非線性邊界條件的二階擬雙曲型方程組建立了精確能控
  18. The traditional static location area scheme used in the location updating procedure of mobile communications has many problems, such as lack of flexibility, ms oscillating between la borders, focused signaling load on border cells, etc. in this paper we present a new adaptive location updating scheme, which can solve the above problems, and can change easily to other la schemes. the scheme uses multi - level las, selected according to single ms s mobility and call characteristics, to make the best tradeoff between wireless signaling cost of location updating and paging

    在移動通信的位置更新過程中,傳統的靜態位置區方案存在著缺乏變化的靈活振蕩、信令負載過于集中問題,本文提出了一種新的自適應位置更新方案,採用不同級別的位置區,位置區的選擇根據移動臺當時的移動和呼叫情況,按照使位置更新和尋呼的無信令總代價最小的原則確定.該方案可有效地解決靜態位置區的各種問題,並能方便地與其它位置區方案切換
  19. Then, only a given curve satisfied by the conditions of import and outlet of vane wheel as its modular curve will neglect the middle varying processes of in vane wheel, which reflect microscope properties in some degree - flow properties in boundary layer. leading into the velocity - coefficient unifies the boundary layer and eular theory in the design process of vane, which extends the area of selection of vane ' s curves and provides a valuable object function for the optimization design of vane

    那麼,僅憑一條預先給定的滿足葉輪出入口條件的曲去來作為葉輪的型,它必將忽略了這種除了葉輪出入口之外的中間變化過程,而這種中間變化在某種程度來說又反映出微觀特? ?層流動特;速度系數的引入,它使層理論和歐拉理論在泵的葉輪設計過程中得到統一;它使選擇葉片曲的域圍拓寬;它也為葉輪的優化設計提供了一個很有參考價值的目標函數。
  20. Global solutions to elastic beam equations under nonlinear boundary conditions

    線性邊界條件下粘彈梁方程的整體解
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