然后添加网格光滑来平滑表面。
网格光滑化是有限元网格生成领域的一个重要研究分支。
Mesh Smoothing is an important research topic for generation of finite element meshes.
基于对该领域部分现有方法的初步了解，本文第一章简单介绍了网格生成技术、后处理技术和网格光滑化算法的现状。
Based on the investigation of some current algorithms, the first chapter introduces some basic knowledge and current status on mesh generation, post-processing methods, and mesh smoothing.
其中最引人注目的是生活区的光滑表面，由粗琢不规则的垂直网格切割而成。
Its most striking feature is the way the smooth surface of the living area is cut by an irregular orthogonal grid of rustication.
光滑-通过向连接顶点的重心移动每个顶点来光滑一个网格物体。
Smooth - Smooths out a mesh by moving each vertex towards the barycenter of the linked vertices.
通过对单个平面三角片的单独细分，最后我们得到一张插值原三角网格顶点和顶点法向的光滑曲面。
We subdivide very single planar triangle independently, and finally get a smooth surface interpolating the vertices of the original triangle mesh and their normals.
研究并提出了一种三角网格曲面模型孔洞光滑填充算法。
An algorithm is researched for smoothly filling holes on mesh surface.
采用密度过滤技术进一步提高密度场的连续性和光滑性，从而消除了网格依赖性现象。
Combined with density filtering technique to improve the smoothness of density field, the mesh-dependence phenomenon is overcome.
所介绍的网格生成方法在分块生成网格时能保证穿过分界面上的网格线是光滑连续的。
The grid generation method described in this paper can make the grid lines through dividing surface smooth and continuous.
介绍了一种在控制三角形网格上创建光滑样条曲面的算法，该控制网格能够刻画具有或没有边界的任意自由曲面。
The paper introduces an algorithm for creating smooth spline surfaces over control triangular meshes capable of outlining arbitrary free-form surfaces with or without boundary.
在数值模拟求解过程中使用弹性光滑和局部重构相结合的网格生成方法。
In numerical simulation process both flexible smoothing and local re-drawing were combined for generating grid.
本文介绍了用近点平均加权法进行网格化处理、追踪等值线以及曲线的光滑等基本原理。
This paper presents a basic principle of making network processing, following the trail of isoline, and smoothing curves by near-point average weighting method.
电势的迭代计算采用多重网格加速收敛，用隐式残值光滑技术改善收敛速度以及时间推进过程的稳定性。
Other steps including multigrid techniques and residue smoothing were taken to accelerate the convergence rate and improve the calculation stability.
作为曲面造型的重要分支，网格细分是以计算机为工具，对一个初始控制网格，采用某种方法对网格进行多次细化，直到满足指定的光滑度和细腻度。
As an important part of Surface Modeling, mesh Subdivision used to smooth an initial control mesh several times using some method, until up to the specified degree of smoothness.
首次为整个东中国海设计出一种自适应网格，利用自适应网格能同时兼顾网格的光滑性、正交性及疏密程度的特点，得到了物理平面上的网格分布。
Self adaptive mesh is used in the East China Sea for the first time. The physical plane is obtained by way of self adaptive zoning.
另一方面，采用传统迭代子和共轭梯度法作为光滑子，我们证明了瀑布型多重网格法对一、二维非线性椭圆边值问题，在能量范数下，均可获得最优收敛阶。
Onthe other hand, with traditional iterations and the conjugate gradient(CG) as smoothers, we can show the optimal convergence rate of the cascadic method in energy norm for 1-D and 2-D cases.
②根据情况对网格进行拆分并完成网格的光滑性检查；
Third, checking the meshes' smoothness and divide the meshes which is not "smooth".
重点研究并提出了对初始自适应尺寸场的光滑化算法，保证了基于该尺寸场生成的网格疏密过渡合理。
A smoothing algorithm of the adaptive size field is detailed to ensure the generated meshes have a proper density distribution and element shapes.
在一些划分网格的地方，棱镜层变得更光滑，连接网格将操控变得更容易。
In the area of meshing, prism layers are now smoother, linked meshes are easier to manipulate, and size function - and edge-meshing more exact.
利用曲面网格的边界曲线直接定义3D曲面，既能保证曲面的光滑过渡，即C1连续，又可避免通过确定扭矢来达到控制曲面的复杂计算。
The 3D surface can be defined directly by the boundary curve of the patch surface. The surface will be C1 continuous if the boundary curves connecting each two patches are C1 continuous.
利用曲面网格的边界曲线直接定义3D曲面，既能保证曲面的光滑过渡，即C1连续，又可避免通过确定扭矢来达到控制曲面的复杂计算。
The 3D surface can be defined directly by the boundary curve of the patch surface. The surface will be C1 continuous if the boundary curves connecting each two patches are C1 continuous.
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