曲面約束 的英文怎麼說

中文拼音 [miànyāoshù]
曲面約束 英文
surface co traint
  • : 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...
  • : 約動詞[口語] (用秤稱) weigh
  • : Ⅰ動詞1 (捆; 系) bind; tie 2 (控制; 約束)control; restrain Ⅱ量詞(用於捆在一起的東西) bundle;...
  • 約束 : keep within bounds; restrain; bind; bound; boundage;tie; restraint; restriction; engagement; repr...
  1. In the simulation, the mpc technique of msc. nastran is used to simulate the mechanical behavior of contact between the interfaces of piston pin and bearing of small end, crankpin and big end bearing, connecting rod body and bearing cap ; also constraints are applied to the connecting rod reasonably

    分析中採用了patran中的多點( mpc )技術,有效地模擬了活塞銷與小頭孔內表柄銷與大頭孔內表以及連桿體與大頭蓋接觸的力學接觸狀態,並對連桿進行合理的
  2. According to the restriction of the generatrix line, bertrand surface can be constructed with the bertrand curve with broad sense group

    按照母線的,形成廣義白川德線族,進而構造出白川德
  3. Shinty is a fine free game, much less restricted by rules but otherwise not unlike hockey which is derived from it

    簡易滾球是一種不錯的游戲,沒有那麼多繁瑣的規則,它在其它方和冰上滾球沒什麼兩樣,其實後者就是由前者發展而來。
  4. The content of the paper is nonlinear analysis of complete response process for t, l - shaped and " + " shaped section r. c. columns under axial compression and biaxial bending. on the basis of related papers, the full path of stress - strain relation of concrete and the sliding of longitudinal reinforcement anchoring are all considered, simultaneously, the restriction effect for concrete by thickening of stirrups is also included

    本論文主要內容是對鋼筋混凝土異形截雙向壓彎柱(包括l形、 t形、十字形柱)進行非線形全過程分析,在有關文獻基礎上考慮了受拉縱筋和周圍混凝土的錨固滑移和混凝土應力?應變關系線的下降段,同時考慮到在箍筋加密區箍筋對混凝土的影響。
  5. 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;使用周期性邊界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、界吸附能、體相濃度和鏈長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界上的吸附。
  6. This thesis gives a brief account of the basic theories of software engineering and computer graphics, of the data structure of individual component modeling, of the design of the software structure and of the method of realizing software. meanwhile, this thesis put more emphasis on the exploration of the arithmetic of the delaunay triangle network, nurbs curve integration, the filling - in arithmetic of triple - tree, and the arithmetic based on the scan - line arithmetic and the filling - in of complex section

    文章介紹了關于軟體工程學與計算機圖形學的基本理論及其各組件模型的數據結構、軟體結構設計與軟體實現的技術方法,並重點討論了基於條件的delaunay三角網格化演算法、 nurbs (非均勻有理b樣條)擬合、三叉樹等值線填充演算法和基於掃描線的復雜剖填充演算法。
  7. The nurbs curves and surfaces approximation to constrained data sets is discussed in this dissertation. the major works are as follows : firstly, based on simulated annealing algorithm and least square principle, a nurbs curves approximation algorithm to constrained discrete data sets is presented

    本文討論了帶的離散點集的nurbs線、的逼近問題,主要工作如下: 1基於模擬退火演算法和最小二乘法,給出了帶插值條件的離散點集的nurbs線逼近的演算法。
  8. According to eigenvalue equation ( general formula ) of the energy method of the plane steel frame structure stability, and considering the restriction of the end of the column of the main steel frame and function of deflection curve gained from the differential balance equation general resolution, we get the equation for calculating the length coefficient of the main frame structure stability of the steel arch gate and the resolutions are also given

    根據平剛架穩定性能量法特徵值方程(通式) ,考慮弧形鋼閘門主框架柱的柱端的特殊情況,求出撓線函數(試解函數)通解,得到弧形鋼閘門主框架柱穩定性計算長度系數方程。其中弧門主框架主橫梁式形框架的臨界荷載比較現行規范推薦的有限元法簡單方便、結果精確及物理概念明確等優點。
  9. Standing about 1. 65 metres, he is of medium build, has a long face and short curly brown hair

    金城有司身高一點六五米,中等身材,長啡色短發。
  10. When analyzing skew support continuous curved box girder bridge, curved grid girder analyzing method considering warping effect is applied. matrix displacement method is applied in analyzing skew support continuous curved thin - walled box girder bridge with restrained bearing. in order to convert original rigidity equations to structural rigidi ty equations that can be solved, bearing nodal displacement matrix can be introduced, then unknown quantities at the edge of beams can be consistent with the restrained directions of skew bearings, unit rigidity matrix and unit nodal forces can be gained. structural rigidity matrix can be composed according to matrix displacement method, so nodal displacements and inner forces on the end of the rod that are unknown can be gained calculating equations of inner forces on any cross - section can be solved

    分析斜支承連續線箱梁橋時,採用考慮翹作用的線格子梁分析方法,應用矩陣位移法對具有支承形式的斜支承連續線薄壁箱梁橋進行分析,考慮到支座的條件並不與梁端彎角位移和扭轉角位移的方向一致,引入支座節點坐標矩陣,使得梁端的位移未知量與斜支座方向一致,來計算單元剛度矩陣和單元節點力,然後按照矩陣位移法組集總剛並建立結構剛度方程,根據結構剛度方程即可求解未知的節點位移及桿端力,推導出任意截處的內力計算公式。
  11. The probability nature of curvature ductility factor of rectangular reinforced concrete columns with rectangular hoops was analyzed

    分析了受矩形箍筋的矩形截率延性系數的概率特性。
  12. This thesis set forth the method and process of designing to kiln tyre using robust method. when constructing the math model, it was thought of that there were structure parameters, such as the tyre " media and width, and a series of uncontrolled factors ( contact stress, bend stress stiffness and temperature stress, and the aim is to optimize the weight of the tyre )

    在構建數學模型中,考慮了輪帶內徑、輪帶寬度等結構參數以及輪帶的允用接觸應力、允用彎應力、輪帶的彈性模量、輪帶內外表的溫差等不可控因素,以輪帶的接觸應力、彎應力、剛度溫度應力為條件,以輪帶的重量最輕為優化目標,通過改變輪帶的寬度以及輪帶的外徑進行參數優化設計。
  13. Based on the representation of interval rational bezier curves and surfaces and by a serial of mathematical transformation, the degree reductions of them are converted to those of polynomials with upper bounds, then several algorithms are presented, with linear programming and optimal approximation methods. by relaxation of some constrained conditions, approximation effects of some of them are further improved

    根據區間有理bezier線、的特點,通過一系列數學變換,將其降階問題轉化為多項式的保上界降階逼近,再應用線性規劃和最優逼近方法求解,給出幾種逼近演算法,並探討通過不等式的鬆弛,進一步改進逼近效果。
  14. The main contents include the construction of subdivision surfaces satisfying the constrain of curves interpolation based on catmull - clark subdivision scheme, the interpolated curves are uniform b - spline ; the construction of subdivision surfaces interpolating nurbs curves based on non - uniform rational catmull - clark ( nurcc ) subdivision scheme ; generation of sharp features on subdivision surfaces ; application of subdivision surfaces in the traditional surface design method - skinning

    其內容主要包括:基於catmull - clark細分演算法構造滿足線插值的細分的方法,被插值線為均勻b樣條線;基於非均勻有理catmull - clark細分演算法構造能夠插值nurbs線的細分的方法;細分上尖銳特徵的生成方法;細分方法在設計的傳統方法?蒙皮法?中的應用等。
  15. An original mesh generation method based on the nc track points of tool surfaces is proposed here, the method can automatically generate meshes consisting of only quadrilateral elements, which is desirable for better accuracy and efficiency of simulation. besides, an automatic local coarsening algorithm for structured quadrilateral meshes is also developed. for arbitrary discrete points on auto body surfaces, an automatic triangulation method is adopted and a series of mesh optimization methods with given constraint conditions are proposed

    創新地提出了基於模具型腔表nc數控軌跡點的全自動四邊形網格生成演算法,提出了結構化四邊形網格局部自動優化演算法,研究了基於車身離散點的三角形網格自動生成演算法,並提出了給定條件的三角形優化演算法,探討性地研究了基於模具率半徑的板料初始網格局部自動細化演算法。
  16. As the basis of stochastic torsional analysis, a stepped thin - walled beam model with complex cross - sections of arbitrary shapes ( open, closed or mixed ) is established in this paper, which takes into account the effect of secondary shear flow resulting from warping restraint

    摘要具有復雜斷形狀的階梯精密梁模型作為扭轉隨機分析的基礎,可以計及翹引起的二次剪流。
  17. With this approach, the surface model can approximate inner scattered points and interpolate boundary conditions while keeping the global gl continuity. actually, the study on the theory and technology of b - spline surface reconstruction with complicated boundary constraints is an essential and innovative point of this thesis

    實際的運行例子表明,基於這種方案創建出來的模型不僅能夠可調節性地逼近區域內部的散亂數據點,而且同時能夠插值于要求的邊界條件,從而保證整個模型的全局g連續性。
  18. The main difficulty along with approximating to object ' s surface with multi - nurbs patches is that one must deal with more control points, especially the control points around the jv - patch corner because of the intertwining of the geometric continuous constraints along the boundaries converging on the corner

    用nurbs分片逼近物體表帶來的問題就是要處理大量的控制頂點,特別是n角附近的控制頂點更需要特別處理,因為片之間的幾何連續在角點處互相纏結。
  19. Residual energy distribution pattern is proposed to evaluate the global quality of flattened pattern. also considered is the flattening of surfaces with arbitrary darts and gussets. with the application of flattening of surfaces in shoe cad using laser range images, it proposes a whole processing procedure starting from the preprocessing of points cloud

    結合展平在製鞋cad中的應用,我們提出了包括測量數據預處理、楦展平和展平圖質量評價的完整解決方法,使用該方法可以得到和手工展平結果相近的展平圖。
  20. The results of analysis show that : 1 ) doi of the pin - axis errors, especially the crank - pin - axis errors, is bigger than other axis errors ; 2 ) from the calculating results of doi of the errors of the different kinematic pairs, doi of rotate - completely pairs is bigger than that of oscillate pairs ; 3 ) the forced coupler - deformations resulted from the constraints out of motion plane consist of twisting and bending deformation, and the deformations are variat

    ( 4 )首次提出了運動副誤差對平連桿機構不確定性影響度的評判指標和單因素定量分析方法,得到了機構中不同運動副的不同平內的誤差對機構性能的影響程度。本文的分析計算結果表明,平連桿機構中的非平所造成的連桿強制變形中既有扭轉變形又有彎變形。
分享友人