Surface modeling defines precisely the outside of the object being modeled.
曲面建模法精确定义了要建模对象的外部结构。
It is an essential tool and purpose in surface modeling to interpolate the given curves.
插值已知曲线是曲面造型中的一个重要追求目标或手段。
Obviously, this research mainly focused on the scope of locomotive 3-d surface modeling.
显然，这项研究的范围主要集中在列车三维表面建模上。
The surface modeling method is improved; a new subdivision surface modeling method is endless.
原有的细分曲面造型方法不断改进，新的细分曲面造型方法层出不穷。
Quadrilateral partition on triangular meshes data is the primary process of composite surface modeling.
四边形网格划分是组合曲面建模技术的首要条件。
Interpolation to vertex positions and normals is one of important contents in parametric surface modeling.
顶点位置和法向插值是参数曲面造型的重要内容。
There are three methods of modeling in three dimensions: wireframe modeling, surface modeling, and solid modeling.
三维建模有三种方法：线框建模法、曲面建模法及实体建模法。
This paper presents a 3d visualized surface modeling method that deals with synthetic characteristic curve for turbine.
提出了一种处理水轮机综合特性曲线的三维曲面可视化建模方法。
In product design and development, surface modeling of product based on measured data often is finished by some commercial software.
在产品设计与开发中，测量数据的表面建模主要采用一些商品化软件来完成。
In this course we will explore hard-surface modeling by using a variety of NURBS tools and techniques in Maya to build a skateboard.
在这个过程中，我们将探索使用的NURBS工具和玛雅各种技巧来建立一个滑板硬曲面造型。
In this paper, a virtual human modeling method based on curved-surface modeling and polygon modeling is presented for garment industry.
针对人体模型在服装行业的应用，提出了一种基于曲面建模与多边形建模的混合人体建模方法。
Therefore, the surface modeling is an important element in the CAD, CG, it has a wide applications in the field of industrial technology.
因此，曲面造型是CAD、CG中的一项重要内容，在工业技术领域中有广泛的应用。
There exist already methods for combining random mid-point displacement method with curved-surface modeling to generate mountain terrain.
随机分形法和曲面造型法分别在地形生成的随机性和可控性方面能起到一定的作用。
To solve the problems during developing surface modeling system, Combined Rapid Prototype method with traditional method to develop the system.
通过对开发曲面造型系统面临问题的分析，我们将传统的软件开发方法与快速原型法相结合对系统进行分析设计。
Triangulations from 3d scattered point sets play an important role in surface modeling. The applied criterion determines the final triangulation.
由3D散乱点集构造三角剖分在曲面造型中有着十分重要的作用，而剖分所采用的优化准则决定了最终的剖分结构。
Meanwhile, it is required that the free-form surface modeling must be able to change the freedom of local and meet all kinds of design requirements.
同时，要求自由曲面的造型必需能够局部地自由加以变更，使其符合各式设计需求。
The 3D profile measuring technology is an important approach, and composite surface modeling is the main content for researching in reverse engineering.
三维轮廓测量技术是实现反求工程的重要手段，复杂曲面建模技术是反求工程研究的重点内容。
Physics based modeling is one of the keen free form surface modeling method at present, and it should be a practical surface modeling method in the future.
基于物理的造型方法是当今曲面造型研究的热点之一，并可望成为今后曲面造型的实用工具。
This paper mainly consists of the theoretical methods of complex surface modeling, the research of improved moving surface fitting and analysis of example.
本文主要由复杂曲面造型方法、改进的移动曲面拟合法研究和实例应用三部分组成。
Basing on the method some examples of constraint condition in curve-surface modeling are solved, and from the examples could be learned the method well done.
在此基础上对曲线曲面造型技术中常见几种几何约束给出了较为详细的应用分析。从应用实例上看，这种方法取得了良好的效果。
With this system, the runner gate system design, mold cooling analysis, surface modeling, and automatic drawing could all be well carried out on microcomputer.
此系统主要解决了四个难点：浇注系统设计、冷却系统分析、型腔、型芯的曲面造型设计、装配图和零件工作图的设计绘制。
The whole essay is divided to three sections. The first section is the introduction of CAGD, surface modeling and relations between CAGD and reverse engineering.
本文共分三个部分，第一部分主要介绍CAGD的概况、曲面造型的介绍以及逆向工程与CAGD曲面造型之间的联系。
This article introduces the MATLAB curve fitting toolbox, and provides a special application method through the test data processing of Automobile surface modeling.
介绍了MATLAB曲线拟合工具箱，并通过汽车覆盖件的曲面造型测试数据的处理，给出了具体的应用方法；
In this essay, I use the working experience of surface modeling practice, to do a study for the use of NURBS surface modeling theory and related skills and experience.
结合曲面造型的工作实践，对利用NURBS进行曲面造型有关的理论与技巧和经验进行探讨。
Geometric constraints are important means to improve the precision of complex surface modeling. Points and curves are the most effective ones among geometric constraints.
几何约束是提高复杂曲面建模精度的重要手段，其中点与曲线是最有效的几何约束。
Subdivision is a new method of discrete modeling. By defining the refinement rules of control meshes, subdivision surface can be considered as a method of surface modeling.
细分方法是一种新的离散造型技术，细分曲面通过定义控制网格的细分规则来表示造型曲面。
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.
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。
The aim of this dissertation is to perform complex free form surface modeling by choosing appropriate methods, then it can satisfy the requirements of numerical control machining.
本文的出发点是通过选用适合方法对复杂自由曲面进行造型，满足曲面数控加工的需要。
Conducted in-depth exploration and research of reverse engineering for the reconstruction of complex surfaces, provides a good idea for the similar parts of complex surface modeling.
通过实验对逆向工程技术应用于复杂型面的三维数模重构进行了深入的探索和研究，为类似复杂型面零件的造型提供了很好的思路。
Conducted in-depth exploration and research of reverse engineering for the reconstruction of complex surfaces, provides a good idea for the similar parts of complex surface modeling.
通过实验对逆向工程技术应用于复杂型面的三维数模重构进行了深入的探索和研究，为类似复杂型面零件的造型提供了很好的思路。
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