英汉例句

• for the first time, the concept and techniques of geologic bodies「 geometric modeling are proposed in this paper.

  首次提出了地质体几何造型的概念及地质体建模的几何造型方法。

• according to the peculiarity of virtual models in the virtual cockpit system, this paper expatiates on the methods of regular and irregular objects」 geometric modeling and the model reduction.

  本文针对虚拟座舱系统中虚拟模型的特点，分别对规则模型和非规则模型的建模算法进行了深入研究，实现了三维真实感模型的生成与简化。

• it is always a difficult problem which people expect to solve about how to quickly and conveniently fulfill the geometric modeling of sculpture.

  简便、快速地实现雕塑形体几何建模一直是人们期望解决的难题。

• the local fitting method is a common method of measure and geometric modeling systems for complicated curved surface because of its mathematical model the same as that of current cad system.

  局部拟合因其具有与通用cad系统相同的数学模型，所以它是复杂曲面测量几何造型系统的常用方法。

• the paper also discusses the relative algorithm of 3d geometric modeling and provides the original shape system realized by the algorithm.

  阐述了三维几何建模的有关算法，给出了算法实现的原型系统。

• consequently based on the assumption of constant area of surface, the development of panel skin surface which adopted geometric modeling method was researched in the article.

  通过可展曲面的展开结果与理论值的对比，验证了算法的精度；

• features 3d geometric modeling technology is the area of solid model relay technology is another important milestone.

  特征技术是三维几何建模领域中继实体模型技术后的又一个重要里程碑。

• 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。

• geometric modeling is one of the most basic and important work during developing virtual reality system.

  几何建模是开发虚拟现实系统过程中最基本、最重要的工作之一。

• taking the complex contour wheeling_rotating as an example, the paper studies the geometric modeling of the complex contour parts by means of both autocad and unigraphics.

  主要论述了复杂零件的图样分析方法、确定复杂零件的工艺基準、加工方法和切削用量，以及编制铣削圆弧齿的宏程序。

• 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.

  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。

• in geometric modeling of this software system, by using the technology of parametric modeling based on features, parametric modeling method of blade part, blank and maching tools is proposed.

  在软件系统的几何建模方面，采用基于特征的参数化造型技术，提出了叶片零件、毛坯及加工刀具的参数化建模方法。

• the primary objective of this research is to develop an efficient and intuitive deformation tool for conceptual freeform geometric modeling by sketching input.

  提出了一种直观、高效地用于概念设计作图的徒手输入、进行几何变形的方法。

• due to the problems in geometric modeling for historical cultural relics(hcr), a new geometric modeling mending method based on many knot spline interpolation is proposed in this paper.

  针对历史文物几何建模中的问题，提出了一种基于多结点样条的几何建模修补方法。

• non-uniform rational b-splines (nurbs) provide a powerful tool in geometric modeling and have been widely used.

  非均匀有理b样条（nurbs）因其优越的性能而在几何造型中校广泛应用。

• subdivision surface is a new geometric modeling technology of discrete surface based on mesh. it can express modeling surface through control mesh and subdivision rules.

  细分曲面是基于网格的离散曲面造型新技术，它通过定义控制网格和细分规则来表示造型曲面。

• one of the key research issues in reverse engineering is about the geometric modeling restruction of parts with complex surfaces.

  复杂曲面零件的几何模型重构是反求工程的研究重点之一。

• in this paper, an effective image-based modeling method on the lunar surface ve is proposed, which utilizes the multi-resolution geometric modeling and the multi-texture mapping technique.

  本文以基于图像建模技术为基础，采用多分辨率建模技术和多重纹理映射技术，提出了一种高效的对月面虚拟环境进行建模的方法。

• this paper describes a 3d geometric modeling method for warship safety assessment.

  文章描述了一个3d几何模型的快速建立方式，它适合舰船的安全评估。