曲面邊界 的英文怎麼說

中文拼音 [miànbiānjiè]
曲面邊界 英文
surf edge
  • : 曲名詞1 (一種韻文形式) qu a type of verse for singing which emerged in the southern song and ji...
  • : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
  • : 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...
  • 邊界 : boundary; frontier; border; borderline; edge range line; periphery
  1. In this paper, we give a brief introduction to the helfrich elastic theory. to solve the helfrich equation under the physical conditions of vesicles, a taylor series method is introduced, which offers a unified method to reproduce the exact solution including the famous axisymmetrical constant - curvature surfaces and the biconcave shape solution

    本文在簡要介紹了helfrich的彈性理論及膜方程的基礎上,開創性地引入taylor級數法,在軸對稱膜的條件下,對helfrich膜方程以taylor級數法求解,統一地得到了目前已知的兩個特解:常平均和紅血球形狀解。
  2. The first part is introduction, presenting this paper ' s structure, research background and so on ; the second part introduces some issues relating closely to risk, the tangency point between indifference utility curve and efficient frontier is the optimal portfolio ; the third part explores risk evaluation, this part begins with some risk factors affecting security ' s price and return, then analyzes the methods evaluating degree of risk, finally, introduces a more popular method of risk evaluation - - var ; the forth part expounds risk management, this part studies some risk control strategies correspond to specific risk mentioned above ; the last part put forward some advice contrapose issues existed in risk management in china

    第一部分為緒論,介紹本文的相關背景;第二部分是與風險相關的幾個問題,等效用線與有效的切點是投資者選擇的最佳投資組合;第三部分是風險衡量,該部分首先分析了證券與股票所臨的風險,然後對債券和股票分別介紹,最後介紹了目前比較流行的風險衡量方法? ? var方法;第四部分為企業風險管理,這里針對上文所述的風險提出相應的風險控制策略;第五部分針對目前我國風險管理中存在的問題提出了幾點建議。
  3. There are 5 depositional systems in the region. they are panne and jishan delta systems coming from chengning heave near the northwest border of the region, shuangfeng delta located in southwest part of the region coming from luxi dome, qudi fan - delta located in the southeast of the studying area and the sub - fan near fault or fan - delta of the southern part of the region. based on the study of sedimentary facies and depositional systems, 11 lithological traps are predicted

    在等時地層格架內對沙三段各中期基準旋迴內的沉積相和沉積體系進行了詳細研究,確定了沙三段沉積時期發育的五種沉積體系類型,即來自凹陷西北埕寧凸起的盤河三角洲體系和基山三角洲體系、來自魯西隆起、分佈在凹陷西南部的雙豐三角洲體系、東南部的堤(扇)三角洲體系,南部的近岸水下扇/扇三角洲體系。
  4. An optimization disposal algorithm of edges in generating quadrangular meshes based on non - closing cloud data is proposed

    摘要提出了一種非封閉的海量空間數據點四形網格劃分過程中的優化處理演算法。
  5. 8 guo b. quadric and cubic bitetrahedral patches. the visual computer, 1995, 11 : 253 - 262. 9 wang w, qin k. on the existence and computation of rational quartic spherical curves for hermite interpolation

    關于參數插值構造的研究綜述一般是先在每三角剖分上構造線,而後再用一片或多片插值去填充這些線網格。
  6. Computer aided geometric design, 1989, 6 : 323 - 358. 7 seidel h p. symmetric recursive algorithms for surfaces : b - patches and the de boor algorithm for polynomials over triangles

    2三角b樣條率分佈具有「節點線」現象,也就是說在其率在三角片的上有「聚集」現象。
  7. Tangency is controlled by the first two control points from a surface boundary, assuming that these points lie in one line

    相切是由曲面邊界的最初兩個控制點控制的(假設這些點在一條線上) 。
  8. Based on this milti - hierarchical model, application method for information organization of part is presented. chapter 3 proposes a new rule of arbitrary maximum angles of chord for triangulation and locale optimum, which avoides calculating angles of conventional methods in mesh simplification. moreover, with the introduction of arithmetical average windage concept, optimum method for the boundary mesh retriangulations is presented

    第三章針對網格簡化操作過程中出現的空洞剖分問題,討論層次模型的網格優化方法,提出了基於弦內角最大準則的局部網格簡化方法;針對網格上存在的缺陷,提出以輪廓算術平均偏差作為折程度評定參數的平滑優化剖分方法。
  9. Compared with the behavior of macromolecules in real solution system, the adsorption information in the monte carlo simulation system, such as adsorption isotherm, surface coverage, and bound fraction, was studied for discussing its relation to simulation parameters. five - selection simple cubic lattice, self - avoiding walk, and nearest interaction model were used to construct the homopolymer adsorption model on the solid - liquid interface. periodic boundary conditions were used to reduce the fixed error from limited cubic lattice in size

    模擬中採用五選擇簡單立方格子上的自迴避行走和最近鄰相互作用模型;使用周期性條件以減小有限大格子空間帶來的系統誤差;用鏈節間相互作用能、吸附能、體相濃度和鏈長約束體系中的高分子的吸附行為;用末端轉動、 l -翻轉、柄運動、蛇形運動和r - r切除-生長法對模擬體系進行擾動;用系統達到吸附平衡后的樣本來研究模擬體系中的高分子鏈在固液上的吸附。
  10. 6. the sectional cross - sectional discrete yield - sruface model is used to spandrel deep beams, the effect of the shear deformation to shear force on ( he m ~ terial nonlinearity is considered, ( he bond slip in anchorage zones is regarded as the houndaty nonlinearity of a member. except the geometric nonhineaicty. consideration of double nonlinearities about materials an

    6 、將分段截離散的屈服模型法應用於裙梁,考慮剪力剪切變形對材料非線性的影響,將錨固區鋼筋的粘結滑移看成構件的非線性,不考慮幾何非線件,建立了裙梁考慮村料、雙重非線性的空間滯回線分析模型。
  11. S. consideration of interaction on the nonlinearity about the material, the geometry, and the boundary of the columns subject to axial force. biaxial hending, and torsion, an analytical model of hysteretic curve of columns is presented, based on the sectional cross - sectional discrete yieldsurface inodel, the bond slip in anchorage zones regarded as the boundary nonlinearity of a memher. and the iterative procedure of displacement of inner nodes on the basis of the hamonization of displacement

    5 、根據構件分段截離散的屈服模型法,把錨固區粘結滑移看成構件的非線,以及基於位移協調的內結點位移迭代法,建立了能考慮構件壓(拉) 、雙彎、扭的材料、、幾何非線性相互影響的柱空間滯回線分析模型。
  12. Based on the research to the stability variable cross - section beam, the bending defection differential equation of the variable cross - section beam in critical state of bucking is established. according to the edge condition of the structure, the differential equation is solved and bucking equation of variable cross - section beam is created. we can get the algorithm which can be used to calculate the equivalent inertia moment of the variable cross - section lattice structure when it is regarded as constant cross - section of solid web beam

    對變截格構式構件的穩定性計算進行了初步的研究,通過建立變截構件臨狀態下彎變形的微分方程,根據變形條件,得到了兩端鉸支的變截梁失穩特徵方程,提出了幾種特殊形式的變截格構式構件等效為等截實腹式構件時等效慣性矩的計算方法。
  13. These three prejudices led einstein to introduce the cosmological term to construct a static solution that was finite and yet had no boundaries ? his universe curved back on itself like the surface of a balloon [ see illustration on page 74 ]

    這三項偏見使得愛因斯坦引入了宇宙項來建構一個靜態解,這個靜態宇宙解是有限的也是沒有的它會彎回來,像是氣球表
  14. A normal transform is introduced, and there are enough much grids in the region between the critical layer and the wall, where the variation of the disturbance is the quickest. the finite - difference of governing equations with fourth - order accuracy in the normal direction is utilized in full regions including points close the wall, and is very important for accurately discreting equations. the combination of global and local methods is implemented, and a new iterative formula is derived

    對于線坐標系下的拋物化穩定性方程,文中發展了求解的高效數值方法:引進法向變換,使得在臨層與壁之間的擾動量變化最快的區域有更多的法向網格點;導出包含鄰域在內的完全四階精度的法向有限差分格式,這對方程精確離散至關重要;採用全局法和局部法相結合的方法及其新的迭代公式,大大加速收斂並得到更精確的特徵值。
  15. The algorithm has many advantages such as the input format and output format being uniformed, high efficient, wide application, etc. it has abroad market values in many domains, such as the weather character demonstration, computing and the demonstration of anomalous graphics, etc. we know that curves can be approached by mini line - segments, so the boolean operations between almost all regions can be implemented by this algorithm

    本演算法具有輸入、輸出數據格式統一、效率高、應用廣等優點。在實現天氣氣象圖的演示、各種不規則圖形的顯示和計算等領域具有很廣闊的市場前景。由於可以由小線段組成的多形來逼近,所以通過本演算法,我們還可以實現任何區域間的布爾操作。
  16. According to the comparison between simulation results and laboratory measurements, this paper reaches the conclusion that the negative pressure region in convex boundary ( including broken line gradient ) not only caused by boundary layer separation, but also especially caused by centrifugal force which is the result of convex boundary

    根據數值計算與模型試驗結果的比較,得出具有凸形曲面邊界(包括折底坡)負壓區的存在不僅是層分離所致,壁彎使過流產生的離心力也是產生負壓的重要原因的結論。
  17. Method of edge curve replacement is used to reach gc0 connection of two surface. method same as bezier gc1 connection is used because qurbs surface has same geometrical property as bezier surface on the boundary

    採用準均勻b樣條逼近方法,在曲面邊界處具有bezier的性質,用bezier的gc ~ 1拼接演算法實現了拼接。
  18. To interpolate the given ship offset data, the ship - hull surface is represented successfully by nurbs. the boundary conditions computation and knots vector construction are detailed in nurbs curve and surface interpolation

    本文根據船體型值表的數據,用nurbs來描述完整船體,對插值曲面邊界條件構造及節點矢量計算進行了研究,實現了船體的nurbs表達。
  19. Then the reconstruction of curved surface of the covering parts was taken for an example, and the emphasis is laid on the identification and extraction method of the characteristic and the boundary, and the reconstruction method of curved surface. meanwhile it was given emphasis to the partition strategy of the data of point cloud, the forward direction design of the process of re, and so on

    在此基礎上,以覆蓋件重構為例,重點研究了點雲數據的分塊策略、特徵的識別和提取方法、曲面邊界提取和重構方式,以及反求過程中的正向設計等。
  20. Lighting by means of luminaires with a light distribution such that not more than 10 per cent of the emitted luminous flux reaches the working plane direct, assuming that this plane is unbounded

    採用具有一定配光線的燈具進行照明,在不考慮工作時使得直接到達工作的光通不超過總光通的10 %的照明方式。
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