【摘要】 在CAD系统中引入虚拟现实技术进行设计是当前CAD系统的发展趋势之一,可以为设计人员提供自然、逼真、多感知的设计环境,从而大大提高设计的效率和质量。在介绍传统CAD系统的基础上,分析了其存在的局限,重点介绍了虚拟现实技术的有关概念,基于虚拟现实技术CAD系统的提出、特点以及目前的研究应用现状。更多还原

【Abstract】 The introduction of virtual reality for design in CAD system is a developing tendency of current CAD system.It can provide the designer with a natural, realistic, and multi-sensory design environment which greatly helps the design efficiency and quality to be improved.The limition of traditional CAD system is analysed based on the introduction of it.The relevant concept of VR, the presence, features as well as the research and applying situation of virtual reality based CAD system are mainly introduced in this paper.更多还原