Abstract:

This paper gives a brief introduction to the digital earth platform, and based on it, summaries the functions and features of the digital tourism. By means of a case study, this paper details the techniques and methods to establish the digital tourism system, which is of high efficiency and low cost, indicating the developing trend of the future digital tourism.

Key words:

digital earth platform; digital tourism; 3S technique; 3D visualization

摘要：

首先简述了数字地球平台的概念和发展，针对数字旅游建设分析了数字地球平台的特点和优势，总结出基于数字地球平台的数字旅游所具有的功能和特点，最后结合具体的应用详细论述其过程的技术和方法，得出了利用数字地球平台来建设数字旅游系统具有效率高、成本低等特点的结论，并指出了未来数字旅游的发展趋势。

关键词: 数字地球平台；数字旅游；“3S”技术；三维可视化