The paper introduces the basic concept and principle of the technology in Geographic Information System (GIS), discusses some kinds of technology and methods to carry out.
论文介绍了地理信息技术中有关基本概念、原理和方法，探讨了一些实现技术和方法。
The Map Symbol Base System is not only one of the basic functions of Geographic Information System, but also an important research issue in GIS.
地图符号库系统不仅是地理信息系统中不可缺少的基础功能模块之一，也是GIS的一个重要研究课题。
With an introduction of the basic principles of geographic information system (GIS), the paper discussed its application in petroleum exploration and development.
本文在介绍地理信息系统(G IS)基本原理的基础上，论述了它在石油勘探与开发中的应用。
In this system, there are basic farming land geographic information, agronomic knowledge, crop fertilizer needing mathematics models, and data analysis methods.
系统包括农业区的基础地理信息、作物生产知识、作物生长养分需求的数学模型和分析方法。
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.
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。
This paper apply economic geology and geographic information system basic principle, taking small blue well field 7 coal bed geological condition as object of study.
本论文应用地质学和地理信息系统基本原理，以小青井田7煤层地质条件为研究对象。
A basic idea and methodology for designing and programming the geographic information system.
介绍了地理图形信息系统设计编程的思路与方法。
Article 21 To establish a geographic information system, the basic geographic information and data that meet State standards shall be used.
第二十一条建立地理信息系统，必须采用符合国家标准的基础地理信息数据。
This article analyses some basic definitions concerning Geographic Information system-transportation and separates the GIS functions from the transportation application functions.
分析了交通地理信息系统相关的基本概念，对其GIS基本功能以及交通应用功能进行了划分。
The research on 3d visualization system of geographic information is a hotspot in the research of GIS and it is the basic requirement in many application fields.
地理信息三维可视化系统的研究是地理信息系统研究中的热点，也是许多应用领域对地理信息系统的基本要求。
The research on 3d visualization system of geographic information is a hotspot in the research of GIS and it is the basic requirement in many application fields.
地理信息三维可视化系统的研究是地理信息系统研究中的热点，也是许多应用领域对地理信息系统的基本要求。
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