国内三维gis发展状况和展望（The development status and Prospect of domestic 3D GIS）.docVIP

下载本文档

2
0
约8.34千字
约 6页
2017-08-16 发布于河南
举报
版权申诉

国内三维gis发展状况和展望（The development status and Prospect of domestic 3D GIS）.doc

1、有哪些信誉好的足球投注网站（book118）网站文档一经付费（服务费），不意味着购买了该文档的版权，仅供个人/单位学习、研究之用，不得用于商业用途，未经授权，严禁复制、发行、汇编、翻译或者网络传播等，侵权必究。。
2、本站所有内容均由合作方或网友上传，本站不对文档的完整性、权威性及其观点立场正确性做任何保证或承诺！文档内容仅供研究参考，付费前请自行鉴别。如您付费，意味着您自己接受本站规则且自行承担风险，本站不退款、不进行额外附加服务；查看《如何避免下载的几个坑》。如果您已付费下载过本站文档，您可以点击这里二次下载。
3、如文档侵犯商业秘密、侵犯著作权、侵犯人身权等，请点击“版权申诉”（推荐），也可以打举报电话：400-050-0827(电话支持时间：9:00-18:30)。
4、该文档为VIP文档，如果想要下载，成为VIP会员后，下载免费。
5、成为VIP后，下载本文档将扣除1次下载权益。下载后，不支持退款、换文档。如有疑问请联系我们。
6、成为VIP后，您将拥有八大权益，权益包括：VIP文档下载权益、阅读免打扰、文档格式转换、高级专利检索、专属身份标志、高级客服、多端互通、版权登记。
7、VIP文档为合作方或网友上传，每下载1次，网站将根据用户上传文档的质量评分、类型等，对文档贡献者给予高额补贴、流量扶持。如果你也想贡献VIP文档。上传文档

国内三维gis发展状况和展望（The development status and Prospect of domestic 3D GIS）

国内三维gis发展状况和展望（The development status and Prospect of domestic 3D GIS） The development status and Prospect of domestic 3D GIS With the advent of knowledge economy, information will become the source of social wealth. The spatial and temporal characteristics of things for people to understand the world with deeper depth and width. Information science and technology rapid development and wide application of led the social demand for spatial information, so the space information will be the national or global information flow is an important part of the development, and gradually become one of the most basic information service in todays society. Geographic Information System (Geographic Information System, referred to as GIS) is supported by computer hardware and software, based in spatial database using system engineering and the theory of information science, scientific management and comprehensive analysis of spatial data, decision, planning, information management and research system, is a new interdiscipline geographical science, space science and management. It is in the last 30 years of development has made remarkable development, and are widely used in resource surveys, environmental assessment, regional development planning, public facilities management, traffic safety and other fields, has become an interdisciplinary research field and multi direction. The rapid development of computer technology, the function and characteristics of GIS has also undergone tremendous changes, especially in recent years, computer storage medium, multimedia technology and visualization technology have been introduced to GIS, GIS has undergone new changes. The study of GIS in China started late, but in the past twenty years, governments at all levels and the relevant person to call on and promote, the cause of geographic information system in China by leaps and bounds, great achievements. 1, GIS will go to high dimensional development An important reason for the application of G