【摘要】 该文包括三部分:(1)中国自然资源与环境空间信息的系统集成与形象显示。"中国国家自然地图集—中国自然资源与环境的形象显示与虚拟》(电子图集)在"中华人民共和国国家自然地图集"的基础上,再度创作,信息重组,并有所创新;(2)体系结构和关键技术:体系结构和技术系统,关键技术问题的解决(开发平台的选择、地理信息的三维数据模型与三维可视化、地理信息的动态数据模型与时态可视化、虚拟地图可视化、多源多类数据的集成);(3)主要创新与特色:独特的交互界面结构,别致的动态交互工具,各种形式的动态地图,丰富的三维地图浏览,生动形象的三维地形虚拟飞行浏览,新颖的多种表达方式的联合,查询检索与地图分析功能。更多还原

【Abstract】 This paper includes three parts: 1.The Electronic Version of National Physical Atlas of China(ENPAC),edited from The National Physical Atlas of the People’s Republic of China,is the second created information product which systematically integrates and vividly displays the spatial information on China’s natural resources and environment,and there are some innovations in its developing process.2.Setting up of its system structure and resolving key technologies,including the selection of developing platform,the building of 3D and dynamic data model,virtual map visualization,and integration of multi-source & multi-type data.3.Main characteristics of ENPAC,i.e.,the unique interface structure,the special interactive tools,various types of dynamic maps,special browsing function,vivid virtual 3D relief fly-through,multiple representation,as well as function of analysis and query.更多还原