邊界曲面 的英文怎麼說

中文拼音 [biānjièqūmiàn]
邊界曲面 英文
boundary surface
  • 邊 : 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...
  • 界 : 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...
  • 曲 : 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...
  • 面 : 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，在軸對稱膜的邊界條件下，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：常平均曲率曲面和紅血球形狀解。
  2. 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

    關于參數插值曲面構造的研究綜述一般是先在每三角剖分面上構造邊界曲線，而後再用一片或多片插值曲面去填充這些曲線網格。
  3. 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

    第三章針對曲面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；針對網格曲面上存在的曲折邊界缺陷，提出以邊界輪廓算術平均偏差作為邊界曲折程度評定參數的邊界平滑優化剖分方法。
  4. The volume integrals can be transformed to surface integrals using gauss ' s theorem. two cases are studied, one is floating upright and another is free floating in 3d space

    運用gauss定理，關于空間封閉區域的三重積分可以轉化為沿封閉邊界曲摘要面的二重積分。
  5. In this paper, it s applications were explained from seven different fields, the common zeros of two polynomials, the multiplicities of roots and the discrimination of a polynomial, searching the equations suitable for a algebraic number, implicating a rational curve over the plane, computing the zeros of a nonlinear algebraic equation and gathering the discrimination surface of the sas in automated theorem proving on inequalities

    本文從7個方面闡述了結式的應用，包括判斷2個多項式的公共零點，判定多項式是否有重根，計算多項式的判別式，尋找代數數滿足的方程，平面有理曲線的隱式化，非線性代數方程組求解和不等式機器證明中半代數系統邊界曲面的獲得等。
  6. Nurbs surfaces with single interior knots are simple and used widely. the thesis main aims at biuquartic, biquintic, k x fc - degree b - spline surfaces and bicubic nurbs with single interior knots. one of the contributions is to apply knot refinement and the geometric continuous conditions of bezier surfaces to deduce the geometric continuous constraints of nurbs patches and obtain the intrinsic equations of common boundary curves, where the intrinsic equations are the special phenomena of nurbs surfaces

    節點向量是內部單節點的nurbs曲面是最簡單也是最常用的，本文重點針對單節點的雙四次、雙五次和雙k次b樣條曲面及雙三次nurbs曲面，運用節點插入技術和b zier曲面的幾何連續理論成果，導出了它們之間的幾何光滑拼接條件，同時得到了公共邊界曲線所必須滿足的本徵方程，其中本徵方程是nurbs曲面所獨有的現象。
  7. The analytical equations of workspace boundary surfaces for the octahedron parallel machine tool and the new type of parallel machine tool are derived based on the forward displacement analysis. based on it, the projection graphs of workspace boundary surfaces are drawn

    提出了並聯機床工作空間分析的解析方法，得到了八面體並聯機床和新型並聯機床的工作空間邊界曲面的解析方程，並在此基礎上繪出了工作空間邊界曲面的圖形。
  8. Method of inverse displacement analysis for hybrid twe pmts is a1so given. an analytical method, which is based on surface analysis, for workspace - analysis of 6 - sps type pmts is proposed in this dissertation. topological diagram of workspace for 6 - sps type pmts is derived, the equations of workspace boundny surfaces for 6 - sps type pmts are also derived based on the kinematic characteristic of the pmts

    提出了一種求解6 - sps型並聯機床主進給機構工作空間的解析方法，該方法以曲面分析為基礎，通過分析得到了6 - sps型並聯機床主進給機構工作空間四川大學博士學位論文的拓撲邏輯結構圖，結合主進給機構的運動特性，得到了主進給機構工作空間邊界曲面的曲面方程。
  9. In the aspect of the time - optimal control algorithm, with the special trajectory, a method for seeking scalar velocity bound curve and scalar acceleration limit has been proposed, which fully considered the dynamics nonlinear

    在機器人時間最優控制演算法方面，提出一種在特定軌跡約束下尋求標量速度邊界曲線和標量加速度極限分佈的方法，其充分考慮了機器人動力學的非線性因素。
  10. Original surface is formed from boundary curve and section curve using the redevelopement interface of ug

    初始曲面擬合是利用ug的二次開發功能，將截面線與邊界曲線擬合成一張初始曲面。
  11. The projection and section curve graphs of workspace boundary surfaces for 6 - sps type pmts are drawn. results of analysis show that the theoretic workspace of 6 - sps trpe pmts is enveloped by 30 surface patchs. input and output ewtons of displacement analysis for double - octahedron variable geometry miss pmts are established, analytical expressions for determining singuledty configuration are derived

    分別推導出了znys ztps型、 ips 3tps型和ipt ztps型並聯機床奇異倉形判別的解析表達式，得到了奇異曲面方程，並由邊界曲面分析方法得到了lps 3tps型和ipt ztps型並聯機床的工作空間，文中給出了以上混聯結構並聯機床奇異位形與工作空間分析的數值實例。
  12. It gives a relationship between a surface integral over an oriented surface and a line integral along a simple closed curve

    它建立了有向曲面上的曲面積分與它的邊界曲線積分的關系。
  13. Derived from the concept and character of the voltage collapse boundary surface, the discussion on the principles of the advancing analysis and the preventive control of the steady - state voltage stability of power system in this dissertation is illustrative, scientifical and precise

    從電壓崩潰邊界曲面的概念與性質出發，論文提出了靜態電壓穩定的預測分析與預防控制新原理。
  14. The boundary curves correspond to a set of rectangular or triangular topological type that can be represented with tensor - product or degenerate b - spline surface patches

    其中邊界曲線對應于可用於張量積b樣條曲面的具有矩形結構的曲線集合。
  15. Especially, in order to assure the smooth connection between the adj acent surfaces, the surface fitting algorithm of interpolating four boundary cur ves and approximating inner scattered data is presented, the surface fitting al gorithm of interpolating four boundary curves and cross boundary derivative v ectors and approximating inner scattered data is also presented

    特別地，為保證曲面間的光滑連接，提出了一種插值于給定邊界曲線且逼近內部散亂數據點的曲面擬合演算法：提出了一種插值于給定邊界曲線及其跨界導矢且逼近內部散亂數據點的曲面擬合演算法。
  16. Invariant moments are used to describe the surface. the space surface character curve matching method especially the one by contour is presented

    對空間曲面的匹配問題提出採用特徵曲線的匹配方法，特別是利用邊界曲線進行曲面匹配。
  17. A new kind of numerical method, the statistical distributed source boundary point method ( sdsbpm ), used to calculate the acoustic radiation problem caused by the random vibrating body is presented ; a test for the effectiveness of the sdsbpm is carried out on the aspects of its calculation precision, adaptation to the geometric shape of vibrating body as well as its ability to overcome the non - uniqueness problem through various examples with different boundary shapes and different boundary value distributions

    第四章提出了一種新型的隨機振動聲輻射計算方法?統計分佈源邊界點方法；通過諸多不同邊界曲面和不同邊界量分佈的隨機振動聲輻射算例，從計算精度、對振動體表面幾何形狀的適應性以及克服解的非唯一性等方面，對統計分佈源邊界點方法的有效性進行了考證。
  18. The formulation for the error analysis of acoustic radiation problem calculated by the boundary point method ( bpm ) is put forward ; the physical explanation of the boundary point analysis of the acoustic radiation problem is given ; the influence of the particular solution on the calculation stability of the bpm is studied ; the etthanced volume source boundary point method ( evsbpm ) is presented ; a test for the effectiveness of the evsbpm is carried out on the aspects of its calculation precision, calculation speed, calculation stability, adaptation to the geometric shape of vibrating body as well as its ability to overcome the non - uniqueness problem through various examples with different boundary shapes and different boundary value distributions

    第三章導出了邊界點方法分析振動聲輻射問題的誤差估計理論公式，揭示了邊界點方法分析振動聲輻射問題的物理本質；研究了特解場的局部特性對邊界點方法的數值穩定性的影響；改進了現有的特解場構造方法，提出了改進體積源邊界點方法；通過諸多不同邊界曲面和不同邊界量分佈的聲輻射算例，從計算精度、計算速度、計算穩定性、對振動體表面幾何形狀的適應性以及克服解的非唯一性等方面，對改進體積源邊界點方法的有效性進行了考證。
  19. Approximation method based on qurbs ( quasi - uniform rational b - spline ) is adopted and a iterative algorithm is introduced to improve the precision in the paper

    在曲面片的逼近中採用邊界替換演算法以保證曲面片具有公共的邊界曲線，所以達到gc ~ 0連續。
  20. One of the most important geometric structures of a protein is the connolly surface of protein since a connolly surface plays an important role in protein folding, docking, interactions between proteins, amongst other things

    特別的是，因為諸如蛋白質-配體連接中的分子內相互作用等重要生物過程是通過在蛋白質邊界曲面的相互作用產生的，蛋白質的邊界曲面對于蛋白質的功能尤其重要。
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