mesh surface 中文意思是什麼
mesh surface
解釋
網格曲面」-
The paper studies the surface geometry of globoidal indexing cam by applying the theory of conjugate surfaces and the method of coordinate transformation, presents the equations related to the main inducement curvature of the cam profiles, analysis and deduces the equations of two circumscription curves, which judge if the conjugate surface could mesh properly. some calculate examples and conclusion are given. the surface equation of the globoidal cam and conjugate equation are established
論文首先在分析空間嚙合原理基礎上，採用坐標變換法推導出弧面分度凸輪的工作廓面方程、嚙合方程和壓力角計算公式，對弧面分度凸輪的嚙合特性進行了深入的分析和研究，對判斷曲面能否正確嚙合的依據如兩類界限線方程以及誘導主曲率等進行推導，並給出算例。 -
In this thesis, the surface reconstruction for unorganized points, and the design and implementation of the system for constructing the finite element mesh
本文主要在基於散亂點的三維重建演算法，曲面有限元網格自動生成工具系統的設計和實現等方面進行了研究和探討。 -
The problem of triangular mesh based c2 - continuous piecewise bi - cubic b - spline surface reconstruction has been studied
對分片雙三次b樣條曲面重建問題進行了研究。 -
Because 3d surface model contains huge number of triangles, a mesh simplification algorithm based on triangle edges shrinkages is presented in this paper to speed up the rendering in real time. in chapter four, the cutting of reconstructed 3d models is explored. in order to observe expediently the size and interspaces structure of inner tissues and avoid the discommodiousness of surface reconstruction, a simple cutting methods based on ray - casting algorithm is presented to get the inner images information
第三章主要對marchingcubes （ mc ）表面重建演算法進行描述， mc演算法是基於規則體數據抽取等值面的經典演算法，本文實現了這種等值面構建表面模型的演算法，並對其演算法的二義性進行了相應的處理；針對其重建速度較慢的問題，提出了體素間相關性處理的方法來加快重建速度；並對其生成的表面幾何模型所包含三角面片數量巨大的問題，提出一種快速有效的三角形邊收縮演算法進行網格簡化，提高了表面模型的繪制速度。 -
In the framework, a control mesh may be arbitrary one - dimensional or two - dimensional orientated topological manifold, and the curve or surface is defined on differential manifold homeomorphic to the control mesh with a potential function as its basis functions. this method is an extension of nurbs, which efficiently overcomes the limitations of nurbs
廣義有理參數曲線曲面定義在與控制網格拓撲同胚的微分流形上，以高度一般的勢函數為基函數，其控制網格可以是任意的一維拓撲流形和二維可定向拓撲流形。 -
Equations of mesh, shorting contact line, undercutting limit line, meshing limit lines and the existence conditions, angle between the direction of relative speed and the direction of contact line, induced normal curvature about every point on the contact line are established. moreover, the paper also theoretically analyzed the error of the grinded gear surface. on the basis of the theory, the computer program is worked out to automatically produce the contact line and the boundary curves of mesh. analysis of meshing circs under different parameters can be done so that we can gain the best process condition
首先對漸開面二次包絡理論進行了深入的探討，推導出了兩次嚙合的嚙合方程式、瞬時接觸線方程式、根切界限線方程式、嚙合界限線的方程式及其存在條件，相對運動速度方向與接觸線方向的夾角及接觸線上各點的誘導法曲率；此外，還對磨齒后工件的齒面誤差進行了理論分析；並在理論基礎上編制了相應的計算機程序，自動生成接觸線族及嚙合界限線，對不同參數條件下的嚙合情況進行分析，可以使工藝條件達到最佳狀態；最後研究了磨齒裝置，設計了磨齒機的傳動系統。 -
Morphing is the continuous smooth and natural transformation of a source object into a target object, where the object can be a numerical image, curve, surface, mesh, etc. morphing has very wide use in many areas, such as computer graphics, animation design, industrial modeling, science computation visualization, film stunt, etc. this paper makes researches on the morph of compatible planar triangulations and that of planar polygons, and the main results are as follows : 1 ) morph of compatible planar triangulations : this paper presents a convexity - preserving method for morphing compatible planar triangulations with different convex boundaries
變形，是指從初始物體到目標物體的連續、光滑、自然的過渡（這里的物體可以是數字圖像、曲線、曲面、網格等） 。變形在許多領域有著十分廣泛的應用，如計算機圖形學、動畫設計、工業造型、科學計算可視化、電影特技等。本文對同構平面三角網格的變形和平面多邊形的變形進行了研究，主要的研究結果如下： 1 ）同構平面三角網格的變形：提出了具有不同凸邊界的同構平面三角網格的保凸變形方法。 -
The sew method, through curve method and through curve mesh method are presented to construct the turbine blade surface which is a free 3d surface
提出了縫合法，截面線整體造型法和曲線網格法三種不同的葉身型面造型方法。 -
The main innovation of our method is that we only need construct polygonal mesh possessing simple symmetric properties on both sides of control polygon edges of interpolated curves, and do n ' t need modify the subdivision rules near the interpolation curves during the process of subdivision. thus the subdivision rules are simple. the process is convergent and the limit surface is c everywhere except a finite number of points
該方法的主要創新思想是，在被插值曲線的控制多邊形兩側構造具有簡單對稱性質的多邊形網格，而在細分過程中，則無須修改被插值曲線附近的細分規則，兇此細分演算法是簡單的，細分過程是收斂的，且最終的插值曲面除有限個點外是c ~ 2連續的。 -
Its accomplishment is simple and intuitional. the main innovation of this method is that we only need construct a symmetric zonal mesh for each interpolated curve respectively and write appropriate knot spacings for mesh edges. then applying nurcc rules to the initial control polygonal mesh consisting of those symmetric zonal meshes can generate a surface that satisfies interpolation constrains
該方法的主要創新思想是在被插值曲線的控制多邊形兩側構造具有簡單對稱性質的四邊形網格，稱為對稱網格帶，但關鍵還在於對網格邊賦予適當的節點距，並對由這些對稱網格帶組成的初始控制網格應用非均勻有理catmull一clark細分規則，來生成滿足插值要求的曲面 -
The algorithm builds voxel between neighboring slices of volume data, then gets density of a certain substance by experience. after setting threshold for surface of the substance which we want to get, and computing triangle mould of every voxel cube by use of linearity interpolation, the algorithm represents the surface of the substance as the form of triangle mesh
該演算法通過在相鄰的體數據切片之間構建體素，根據經驗獲得某一種物質的密度值，設定待求物質表面的閾值，利用線性插值求出每一個立方體體素的三角剖分的構型，進而將整個物體表面以三角型網格的形式表示出來。 -
The first one is based on the offset surface of subdivision model. through mapping the original mesh node by node, the offset surface is generated. it can get the interference free tool - path directly from the offset surface without complex interference check and process
然後實現了兩種精加工刀具軌跡生成方法，一種是基於等距面的截平面法，通過點對點法向映射的方法生成遞歸分割曲面模型法向等距面，由該等距面生成無干涉刀具軌跡。 -
Profile curves of a rounding surface are calculated along a feature line with a given radius. then inner elements of a rounding mesh is created with these profile curves, and sewn with the original mesh which is pre - trimmed. a feature - based mesh modification method is proposed for existing rounding feature
給定圓角半徑，計算出沿特徵線圓角曲面的截面輪廓線，以輪廓線的六等分點為節點生成圓角區域單元，並與剪裁后的基網格面縫合，從而生成沿特徵線的圓角曲面網格。 -
Without using a model whose topology is known for mesh fitting, the algorithm simplifies the 3d surface topology problem to 2d surface topology problem by projection. then the best 3d surface topology is deduced using the minimum summing of spans criterion based on the " minimum offset " criterion which is proposed in this paper to determining the points links between two adjacent contours. the custom software is designed for 3d rendering using opengl interface
為解決不平行輪廓的重建問題，本文用投影的方法把三維表面拓撲結構問題轉化為二維表面拓撲結構問題；為確定平面輪廓間點的對應關系，本文提出基於最小偏移量準則的輪廓拼接演算法並用跨段之和最小準則來確定輪廓拼接的起始點和最佳可接受的表面，從而確定三維表面的拓撲結構。 -
1 toyo mulching is a double layer of non - woven fertilizer strip which is installed inside the three dimension pvc coated wire mesh and fixed on any non - soil surface slope with galvanized mild steel anchor and sub - anchor to provide full vegetation cover to the slope
1直身吹附法是將兩層帶狀肥料及植物種子安裝在鐵網中，並利用金屬勾穩固在噴漿斜坡上，使斜坡表面達至綠化效果。 -
Using waste tyre as raw material, the " cryogenic rubber powder " performs better physical, technical and durable support for rubber products than those using 40 mesh activated powder. it also enhances the finishing of the end product because of its refined surface
以廢胎為主材料製成的「深冷橡膠粉」 ，對于製成橡膠產品的機能及耐久性，均比「 40目活化膠粉」為佳，此外，產品有更光滑之外觀。 -
The selling engineer of our company has comprehensive professional knowledge to the production processes of users, before you order, we can sieve the medium according to users ' sieve machine type, production capacity, discharge demand of supplies factor is it analyse demand of you to come, so you can choose the rubber or the polyurethane ( pu ) to sift the surface material, we can also determine the grain size of sieving and sift the hole form accurately, this means screen mesh material of the company of square garden can produce the good economic benefits and social benefit
我公司的銷售工程師對于用戶的生產過程具有綜合的專業知識，在您定購前，我們可以根據用戶的篩機類型，篩分介質，生產能力，排出物料的要求等因素來分析您的要求，因此您可以選擇橡膠或聚氨酯（ pu ）篩面材料，我們還可以精確測定篩分粒度和篩孔狀，這就意味著方園公司的篩網材料可產生良好的經濟效益和社會效益。 -
Chapter 1 ( the introduction ) gives a review of the development situation in virtual deformation design and surface reconstruction research and application. in this background, the significance and contents of mesh modeling, mesh optimization and mesh surface reconstruction in virtual environment are proposed particularly
曲面重建技術在cad工程與可視化領域有著廣泛的應用，本文基於pro e系統三維造型信息，提取三角剖分網格，面向曲面變形研究網格模型建模、網格模型優化及幾何重建技術。 -
Cpu - blue centre sheet works with soft mesh surface extremely absorb liquid, making you feel extra dry
配合倍柔乾爽網面表層，將吸收和滲透速度加快3倍，感覺非常乾爽。 -
As for space mesh surface, the method of getting the contour from space mesh surface is achieved
針對空間網格曲面，提出空間三角網格曲面的邊界提取方法。
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