In order to achieve the virtual tourism, meanwhile get better browsing speed, this paper presents a virtual scene optimization algorithm based on the visibility sensor nodes, which can significantly reduce the time to read the virtual scene.

Virtual tourism ( VT) is a kind of information resources group which is built on internet by using virtual reality technology, computer storage technology, signal data transmission technology.

虚拟旅游是用虚拟现实技术、计算机存储技术、信号数据传输技术等构建在Internet平台上的信息资源群。

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The swift development of digital technique has driven huge transformation in various fields, and the tourism also moved toward the digitization along with the time vicissitude, as the application of digital technique in the tourism, the digital technique was directly the economic development middle the development.

数字技术的飞速发展，带动了各行各业的巨大变革，旅游业也随着时代的变迁走向数字化，数字旅游作为数字技术在旅游业中的应用，更是将数字技术直接用于推动经济建设的发展当中。

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The whole system is composed of eight subsystems. They are digital minerals subsystem, digital touring subsystem, digital weather forecast subsystem, digital zoology subsystem, digital land subsystem, digital water resource subsystem, digital vegetation subsystem and stability of the earth's crust subsystem.

系统主要由8个子系统构成，即数字矿产、数字旅游、数字气象、数字生态、数字国土、数字水资源、数字植被和地壳稳定性子系统。

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This article will discuss the meaning of Chinese-tour-shopping to the local economy through the case analysis and the detail number; firstly we will start with the status and the problems of the business of China-travelling.

本文首先从中国旅游业的现状和问题谈起，通过案例分析和具体的数字统计得出中国旅游购物这块大蛋糕对于国民经济的意义。

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The company highlights projections that India's hotel industry will grow at least 9 per cent a year over the next decade – double the growth estimated for overall world tourism.

雅高集团大胆预测，印度酒店业在未来10年内每年将至少增长9%，这一数字是其全球旅游业总体增长预测值的两倍。

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This model can be used for the digital study of ancient relics and the virtual travel in three-dimension view.

该方法所搭建的模型可用于数字考古以及虚拟旅游的三维实现。

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Starting from the characteristic and current research of tourist resources, the thesis analyzed the prospects of applying the technology of remote sense and digital earth to study on the tourist resources, and put forward some orientations and concrete procedure of study.

本文从旅游资源特点和研究现状中存在的问题出发，分别对遥感技术与数字地球在旅游资源评价和开发中的应用进行了展望，并提出了一定应用方向和具体步骤。

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In digital era, tourism industry has a natural relationship with digital information technology as information intensive industry.

在数字时代，旅游业作为一种信息密集型产业，与信息技术有着天然联系。

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The Study of Application of Digital Certificates Based on PKI in Management System of the Travel Bureau

基于PKI机制的数字证书在旅游局管理系统中的应用研究

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With the appearance of the virtual tourism and the digital tourism building a multimedia electric map of tourism is necessary, which can helps the tourism administrative department make decision and makes the tourists learn a lot of the scenic spot before they arrive it.

随着虚拟旅游、数字旅游的提出，多媒体旅游电子地图的构建已成为必要，它既可以帮助游客在到达旅游地之前就对各个景区有一个全面详细的了解，也可以帮助旅游管理部门辅助决策。

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This article builds up the framing of the digital tourism system and shows that its core information system consists of some basic modules and subsystems, such as destination's information system, service system and managing and planning system.

本文从数字旅游的概念出发，构建了数字旅游系统的框架体系，其核心旅游信息系统包括了项目资源、项目管理等基本模块和旅游目的地信息、服务、管理与规划等子系统。

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Many cities in China are constructing" digital city "now." Digital tourism "is an important part of" digital city", and constructing tourism management system is one of the basis research works.

数字旅游是国内许多城市相继推行的数字城市信息工程的重要组成部分，而旅游管理信息化是数字旅游建设的一项基础性工作。

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Digital tourism mainly included the informationization of tourism management, tourism product and tourism marketing, the solution to tourism disaster, the restoration of informationization, and the informationization of tourism education.

数字旅游一般由关键技术、数字化信息和服务对象等部分组成，主要包括旅游管理信息化、旅游产品信息化、旅游营销信息化、旅游服务信息化、旅游灾难处理和恢复信息化、旅游教育信息化等方面的内容。

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Digital tourism was service system which was based on network environment. Being the combination of economy, tourism and information science and technology, digital tourism was a comprehensive science and technology.

数字旅游是一个基于网络环境的旅游信息服务体系，是经济、旅游与信息科学技术的结合，是一门综合性的科学技术。

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The overall frame and structure is the key part of the digital tourism system, which also can be the direction to hold system constructing.

数字旅游系统的总体框架和体系结构，是系统研究工作的核心和建设的依据。

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Digital traveling is attractive. The tourism destinations are spatially related, and the multimedia information is essential for the tourism information systems.

数字旅游是旅游信息化建设的方向，旅游目的地具有重要的空间分布特性，而旅游信息需要由丰富的多媒体手段展现。

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The digital tourism technology was analyzed in this paper, and the importance significance of virtual reality technology was described.

本文对数字旅游技术，及国内外发展现状进行了分析，并阐述了将虚拟现实技术运用于数字旅游的重要意义。

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The Design of Xinjiang Digital Tourism

新疆数字旅游的设计

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Research on Development of Digital Tourism in China

论我国数字旅游之发展

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Application Research on Virtual Reality Technology in Digital Tourism

虚拟现实技术在数字旅游中的应用研究

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