提出一个桌面虚拟环境下的笔式三维交互框架，包含交互原语和交互任务构造两个核心组件。
Including two main components for generating interaction primitives and interaction tasks, an architecture for pen-based 3D interaction in desktop virtual environment is proposed.
提出了动态八叉树结构和相应的自相似裂变递归算法，实现了虚拟环境下的可加工工件动态建模。
A dynamic 8-tree structure and a relative self-similar recursion algorithm are presented to model a dynamic workpiece object, which is machinable.
虚拟环境下的机械产品概念设计模型已不再停留在传统的原理符号设计阶段，而应具有直观性和可视性。
The model of machine product conceptual design under virtual environment already is not stay no longer stage of tradition's principle sign. But it should have audio-visual and sight.
该文提出了一种虚拟环境下的照相模式及其技术要点，详细分析虚拟模式照相系统的硬件支撑、软件结构和图像辨识算法。
This paper puts forward a new photographing mode based on virtual environment and analyses the hardware support, software structure and image edge sharpening arithmetic.
人们相信，这将为博弈行业拓展一个新型而有巨大前景的市场。在那里，玩家需要提前在虚拟环境下控制自己情绪。
It is believed that this could open up new and exciting markets for the gaming industry where players would need to control their feelings in advance within a virtual environment.
虚拟“XP模式”在虚拟环境中将使你能够无缝运行Windows XP操作系统的应用软件，同时也可运行Windows 7环境下你的新应用程序。
Virtual "XP Mode" which will allow you to seamlessly run Windows XP applications in a virtual environment, right alongside your newer Windows 7 applications.
(高性能)：在虚拟环境中应用程序绝大多数指令在虚拟机管理器不受干预的情况下，直接在物理硬件上执行。
Performance (high performance) : in the virtual environment, most of the instructions in the virtual machine manager without intervention, the implementation of physical hardware directly.
介绍了在虚拟环境下通过动画记录工具将产品零部件的装配顺序和装配路径等工艺结果形成装配过程动画的方法，以此建立可视化的装配工艺文档。
Introduces a method which is used to generate the visualized assembly process documents in virtual environment by (animation) record tools, such as, assembly sequence, assembly path and so on.
本文从装配和拆卸过程中常用的装拆工具分类入手，对虚拟环境下具有层次结构的装拆工具库构建、管理进行了研究。
This dissertation starts with the classification of familiar tools in assembly procedure and studies the construction and management of tool library with hierarchical structure in virtual environment.
本文提出的利用CAD和CAE集成技术在虚拟环境下对版辊磨床床身进行开发设计的方法，对产品的动态优化设计具有指导意义。
The method of designing the printing roller grinder bed with CAD and CAE integration technology under virtual environment is put forward. It has important significance in designing other products.
介绍了虚拟环境下基于物理模型的触觉渲染技术和算法。
The paper describes the development of haptic rendering in virtual environment.
基于上述理论基础，本文提出了虚拟环境下智能鱼行为仿真动画的总体设计方案。
Basing on the model of the artificial fish above, the thesis provides the design programs of simulating animation of the intelligent fish under the virtual environment.
在这种虚拟环境下，依然需要模拟硬件设备，安装Guest操作系统，并且还需要修改操作系统的内核。
In this virtual environment, still need to simulate the hardware device, install the Guest operating system, and also need to modify the operating system kernel.
虚拟环境下加工设备虚拟操作和虚拟加工是虚拟制造的一个重要研究内容。
Virtual manipulation and virtual machining technology of machining equipment under virtual environment are the important research topics of virtual manufacturing.
通过震陷有限元计算，在虚拟环境中模拟在不同的地震震级下，得出天然地基或某高层建筑物的地基的震陷等，并对其试验结果进行分析。
The seismic settlement of the crude or the structure foundation can be gained by the calculation of the FEM in different earthquake levels, and then the result of the calculation can be analyzed.
本文的目的在于为企业在虚拟环境下建立信任提供理论依据，以便最大限度的开发电子商务的潜能。
Pragmatically, the study aims to provide academic foundation for building trust in virtual environment so as to develop potential of electronic commerce to the full extent.
在某些情况下，用户可能会使用位置跟踪穿虚拟环境(例如，把他们的头穿过墙壁或伸到物体里面)。
Under certain circumstances, users might be able to use positional tracking to clip through the virtual environment (e. g., put their head through a wall or inside objects).
虚拟制造是在数字化制造资源构成的虚拟环境中，在过程模型的驱动下，设备模型对产品模型进行的加工过程仿真。
Virtual manufacturing(VM) is model driven production process simulation in the virtual environment. The digital resource models are important components in the environment.
本文分析了手模型及其虚拟环境下物体的操作方法，提出了点接触平面法矢的手握持抓取方法。
This paper analyzes hand operating method based on the analysis of hand structure under virtual environment.
本文分析了手模型及其虚拟环境下物体的操作方法，提出了点接触平面法矢的手握持抓取方法。
This paper analyzes hand operating method based on the analysis of hand structure under virtual environment.
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