【摘要】 本文首先论述了旅游信息系统的基本功能和组成 ,并在此基础上阐述了乌鲁木齐旅游信息的技术组成框架。然后 ,系统地论述了电子地图技术 ,虚拟现实技术等若干核心技术的基本理论概念 ,并在可视化编程语言 DELPHI的支持下 ,采用面向对象的设计方法 ,实现了理论部分论述的几个关键技术 ,初步建立起了“基于电子地图的乌鲁木齐旅游地理信息系统”更多还原

【Abstract】 This paper discusses the basic function and composition of travel geographic information system (TGIS), on the basis of which, the technological frame of Urumqi TGIS is explained. And, the paper discusses the basic conception of electronic map technology, visual technology and some core technologies. And supported by the visual program language Delphi, adoping the design method of facing to objects, it establishes the key technologies Urumqi Travel Geographic Information System Based on GIS.更多还原