There is VRML (Virtual Reality Modeling Language) to produce the 3d images with geometry.
VRML(虚拟现实建模语言)也能生成三维的几何图形。
Virtual Reality Modeling Language (VRML) is a file format for describing interactive 3D objects and worlds.
虚拟现实造型语言（VRML）是一种描述可交互的三维对象和场景的文件格式。
As a new type of virtual reality modeling language, X-VRML has enormous advantages and wide application prospect.
作为一种新型虚拟现实建模语言，X - VRML有着巨大的优势和广泛的应用前景。
This paper chiefly studies the application of VRML (virtual reality modeling language) in the virtual model base of engineering graphics.
主要研究VRML（虚拟现实建模语言）在工程图学虚拟模型库中的应用。
Virtual 3d pets are designed for the Internet by using Virtual Reality Modeling Language (VRML) in this paper, which can wink their eyes or open their mouth like human.
针对因特网环境采用虚拟实境造型语言(VRML)对虚拟动物进行三维设计，使其可以进行眨眼和“说话”，等拟人动画。
This paper briefly introduces basic characteristic of virtual reality Modeling Language VRML and emphasize a feasible designing idea and the basic principle of virtual reality with ISO VRML.
简单介绍虚拟现实造型语言VRML的基本特点，并且着重阐述基于VRML国际标准的基础上，切实可行的虚拟现实设计思想及基本原理。
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。
Several important technologies, such as virtual reality technology, modeling technology, environment of virtual assembly, process and platform of virtual development are discussed.
主要讨论虚拟现实技术、建模技术、虚拟装配环境和剪切机的虚拟开发流程及开发平台。
Fast collection of three-dimension information is the key technique in three-dimension real scene modeling and Virtual Reality.
三维信息快速采集是真实场景建模与三维虚拟现实技术的关键。
In order to make human motion simulation more realistic in Virtual Reality on PC platform, this paper introduces an improved method of modeling human body as a tree with constraint joints.
为了能在基于PC平台的虚拟现实中实现更具真实感的人体运动仿真，该文提出一种改进的约束求解方法，将人体建模为基于约束关节树的骨骼结构。
The modeling and real-time rendering technology of irregular fuzzy object is problem and focus in virtual reality technical research field.
不规则模糊物体的建模及其实时显示技术一直以来都是虚拟现实技术研究中的热点与难点。
Objective To study the optimized method for precise modeling of virtual device, while using virtual reality in the simulation training of space flight.
研究在应用虚拟现实进行航天飞行模拟训练时，虚拟设备精确建模的实现与优化方法。
Virtual scene modeling is one of the key technologies in virtual reality, the scene of fully mechanized mining face is complex, and the models are numerous, so the modeling work is huge.
虚拟场景建模是虚拟现实技术中的关键技术之一，虚拟综采工作面场景复杂，模型众多，建模工程巨大。
Visual 3D terrain simulation technology is an important means of virtual reality, which deals with realistic 3D terrain modeling and 3D terrain visualization real-time drawing mainly.
三维地形可视化仿真技术是虚拟现实的重要手段之一，主要研究真实感三维地形建模和三维地形可视化的实时绘制。
Based on use of virtual reality simulation technology for visual simulation of train operation and train accident reconstruction simulation, we made a complete visual modeling.
基于利用虚拟现实仿真技术，针对列车运行的视景模拟和列车事故的再现仿真，提出了完整的视景建模方法。
The study is mainly focused on the system interface among digital photogrammetry, GIS and Virtual reality, 3D modeling, ; texture making and virtual environment design.
着重研究解决了全数字摄影测量系统、GIS与虚拟现实系统之间的数据接口问题，三维建模，纹理制作及虚拟环境生成等问题。
The critical technique of virtual reality, the modeling transformation in virtual scenes and the hidden technique on 3d objects are discussed in this thesis.
本论文对虚拟现实中的关键技术、虚拟场景的建模技术及三维形体消隐技术进行了探讨。
3d terrain modeling and visualization are hot research topics in GIS, computer graphics, virtual reality, digital photogrammetry and other associated fields.
三维地形建模及可视化是GIS、计算机图形学、虚拟现实、数字摄影测量等领域的研究热点。
In some virtual reality systems, such as simulated human body model, computer games and stunts in movies, there is a need of hair modeling.
在现代的一些虚拟现实系统中，如模拟人体模型、游戏以及电影特技中需要对头发的真实感进行建模。虚拟现实的关键技术之一是对显示对象进行建模。
The traditional 3d modeling which are low efficient and high costs can not meet the needs of market in virtual reality.
传统三维建模低效而高耗，不能满足虚拟现实领域的市场需求。
In this paper, we first propose a suit of CT data processing system: virtual-reality-based testing of workpiece by Reverse Modeling.
首先提出一套工业CT数据处理系统的构想：通过逆向建模实现基于虚拟现实显示的工业部件检测。
Three dimensional vision modeling is the base of virtual reality(VR) system, and movement modeling is the important component of three dimensional vision modeling.
移动机器人的运动学建模是其实现路径规划和动力学控制的基础，是移动机器人研究的重要内容。
The realistic of virtual reality is based on modeling, that is the reason why the simulation of irregular structures and elements become one of the most difficult research focus of computer graphics.
真实感图形模拟的基础在于建立模型，因而模糊物体的模拟一直是图形学的难点之一。
This paper shows digital reconstruction and realistic roam in Sanhe ancient town based on virtual reality and modeling.
实现三河古镇特色建筑的数字化重现和真实感漫游，并以交互漫游的方式全面展示和介绍自然人文景观。
In this thesis, the research of VR Modeling techniques is based on the project of "the research and Development of Vehicle Simulator based on Distributed Virtual Reality".
本论文以“基于分布式虚拟现实技术的汽车驾驶模拟器的研究与开发”等相关课题为背景，对汽车驾驶模拟器中的建模技术进行了研究。
In this thesis, the research of VR Modeling techniques is based on the project of "the research and Development of Vehicle Simulator based on Distributed Virtual Reality".
本论文以“基于分布式虚拟现实技术的汽车驾驶模拟器的研究与开发”等相关课题为背景，对汽车驾驶模拟器中的建模技术进行了研究。
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