The GIS space data accuracy and quality can directly affect a national GIS application more intensively and extensively.
GIS空间数据精度与质量直接影响一个国家GIS应用的广度与深度。
These three questions are: the technology of developing a special Urban GIS analysis and query of GIS space data browse and output of GIS space data.
这三个问题包括：专用城市地理信息系统的开发技术、GIS空间数据的查询与分析、GIS空间数据的浏览与输出。
GIS supports the collection, storage and display of geographic space data, and provides information inquiry and analysis by relating the geographic space data with reference data.
GIS支持地理空间数据的采集、存储和显示，并能将地理空间数据与相关参考数据关联以提供信息查询与分析。
Compared with several other data models used in early and recent GIS, the author gives his own idea of what is a geographical space, and then puts forward a new object-oriented conceptual data model.
本文在分析和总结了早期和近期GIS几种数据模型的优缺点的基础上，对地理空间进行了重新理解，给出了一个面向对象的概念数据模型。
Space, thematic attribute and time are the three basic characteristics of geographical phenomena or the essential data types of GIS database.
空间、属性、时间是地理现象的三个基本特征或地理信息系统数据库的三种基本数据成分。
Chapter III is the focus of this paper, from GIS technology data management, information visualization capabilities, analysis of space transportation systems to deal with road network evaluation.
第三章是本文的重点，分别从GIS技术的数据管理、信息可视化能力、空间分析方面来处理公路网交通系统评价问题。
This paper introduces the GIS space point? Line? Surface entity model based on topology data and the automatic topology model which is based on the objects model.
介绍了以拓扑关系数据为基础的GIS空间点、线、面对象实体模型，给出了基于对象实体模型的自动拓扑关系模型。
Geographical Information System (GIS) with the functions of spatial analysis and management of space data is promising in mineral resourxce prognosis.
地理信息系统空间数据管理及空间分析功能使其在找矿预测中有着广阔的应用前景。
It adopts space data characteristic compare, cluster analysis and correlation analysis, and synthetically utilizes GIS data model and the technology of computer to analyze the distribution network.
采用空间数据特征比较、时域聚类、相关性分析，综合利用配电网络GIS数据模型和计算机技术对配电网络进行深入的研究。
Digitizing the gas pipe network is the core to realize GIS software, it can be realized through the method of combine space data with attribution data of the gas facility and equipment.
数字化燃气管网是GIS软件实现的核心，本文通过燃气设施设备的空间数据和属性数据相结合的方法得以实现。
This article is based on the space resource data from the cultural relic protection information data and establishes the systematic framework combining GIS technology.
以文物保护信息资源数据中的空间资源数据为基础，结合GIS技术进行了系统的结构搭建。
Along with the application extends of GIS, how to deal with the space data in software and hardware is always highly anticipated.
随着GIS应用范围的扩大，如何利用计算机软硬件解决处理海量空间数据一直备受关注。
According to relevant industry standards of public safety, a system data manage scheme is proposed which can combine space GIS databases with Police information database;
根据相关公共安全行业标准，提出了空间地理信息数据库、警务信息数据库两者结合起来的系统数据管理方案；
The geographic information system technology, the space data bank technology and the GIS integration development technology have provided the powerful tool for the solution of the above problem.
地理信息系统技术、空间数据库技术及GIS集成开发技术为解决上述问题提供了强有力的工具，构建数字校园已是必然趋势。
In order to realize the dynamic renewal and various query of the earth nature data, the technology of GIS is used to realize the exchange visits between the attribute data and space data.
实现了土地属性数据的动态更新和各种查询，通过GIS技术实现属性数据与空间数据互访。
The topological relation on the space data in the GIS has the important meaning to the space analysis to the data processing.
GIS中空间数据的拓扑关系，对数据处理和空间分析具有重要的意义。
After encoding property of pavement, GIS platform link space and property data to produce spatial database for the visual road management.
在路面属性编码后，运用GIS平台将空间与属性联接起来生成路面空间数据库，为道路信息可视化管理系统做了有益的探讨。
The data of GIS include space data and property data. Position errors are mainly from errors of direct measurement, digitalization of map, data input and store.
位置误差主要来源于直接测量的误差、地图数字化的误差遥感数据的误差、数据转换误差、数据输入与存储误差。
GIS provides new expressing languages and thinking tools for the geological field by its remarkable abilities of managed-data, analyzed-space, and mighty function of visualization.
GIS以其非凡的数据管理能力、空间分析能力和强大的可视化功能，为地学研究领域提供了全新的表达语言和思想工具。
The establishment of a space data base of geological maps by GIS is one of important components of" digital land".
运用地理信息系统（GIS）建立地质图空间数据库是“数字国土”的重要组成部分。
The establishment of a space data base of geological maps by GIS is one of important components of" digital land".
运用地理信息系统（GIS）建立地质图空间数据库是“数字国土”的重要组成部分。
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