NURBS曲线是目前曲线和曲面最好的描述形式，在三维造型中已得到广泛应用。
NURBS is the best representative form for curve and surface, which finds wide application in three-dimensional modeling.
三维中点变位法生成分形曲面是分形几何原理的一个典型应用，在自然景物造型中发挥着重要作用。
Using three dimensional midpoint displacement to generate fractal curves is a typical application of the fractal principle and plays an important role in the shaping of naturally occurring objects.
零件为曲面较多的壳体件，三维造型中采用了“实体化”等高级工具，简化了操作。
The components are multi-curved surface shells and advanced tools such as substantiation are adopted in 3D modeling, simplifying operations.
具体的说，就是利用专用的三维人体造型软件自带的人体模型，将其导出为3ds文件，再根据3ds文件的存储格式，利用计算机程序将文件中的有用的人体曲面的顶点信息提取出来。
In details, that was to read out vertex information of human body from a 3ds-formatted file that was extracted from the design model by the application of professional 3d human body modeling software.
ACIS是一种三维几何造型引擎，它集线框、曲面和实体造型于一体，为各种3d造型应用的开发提供了几何造型平台。
ACIS is a prominent 3d modeling engine, which integrating wireframe, surface, and solid modeling in itself, supplies a geometric modeling platform for different 3d modeling applications.
而如何将物体的造型快速准确的输入计算机即三维曲面重建是目前计算机三维应用领域的一个重要课题。
It's a major subject in the area of three dimensional application that how to input the model of a real object to the computer which is also known as the three dimensional surface reconstruction.
最后，采用了双向插值的方法，依据领口线的形状所构成的封闭区域，进行三维衣领空间曲面三角网格化的造型。
The thesis use the special method , according to the collar line form the obdurate area, trigonometry gridding the collar 3D interspace curve-side , complete the collar model's initial sculpt.
实验证明利用该方法，可以得到较满意的曲面造型结果，实现了股骨的三维重建。
The result of test proves that it can preferably get the femoral surface and realize the3D femoral image reconstruction.
对机械产品的反求过程进行了系统分析，对反求三维测量、利用反求软件进行曲面重构、及三维造型等反求工程中的关键技术阶段进行了详细的探讨。
Deals with the process of reverse engineering, Expatiate the key periods of reverse engineering for 3d measurement using reverse software to rebuild the surface and CAD modeling in detail.
三维散乱数据白面重构技术是复杂曲面测量几何造型系统的关键技术。
The technology on curved surface reconstruction from 3-d scattered data is the key technology of measure and geometric modeling systems for complicated curved surface.
三维散乱数据白面重构技术是复杂曲面测量几何造型系统的关键技术。
The technology on curved surface reconstruction from 3-d scattered data is the key technology of measure and geometric modeling systems for complicated curved surface.
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