此站点围绕经良好设计且可免费使用的地理信息数据库构建。
It's a Web site built around a well-designed, freely accessible database of geographical information. The home page describes it best.
整个系统是由一系列专题空间数据库和基础地理信息数据库组成。
The system consists of a series of theme spatial database and basic GIS database.
摘要：地理要素变化发现是地理信息数据库动态更新的重要组成部分。
Abstract: Change Detection is essential to dynamic updating of geographic database.
论文最后介绍了此方法在连云港市基础地理信息数据库建设中的成功应用。
Finally, this thesis introduced the successful application of this method in establishing Lianyungang urban base geographical information database.
数字高程模型(dem)是地理信息数据库的基本内核，其应用的广泛性不言而喻。
DEM is the basic kernel of data-base of geographical information, which has wide applications.
近年来，我国也有文件明确提出基础地理信息数据库是我国要建立的四大数据库中的重要内容。
In recent years, China has also brought forward that the fundamental geospatial information database is of great importance in building the nation's four largest databases.
该计划的目标是参考现有文献资料，绘制世界范围内岩溶含水层分布图，并且建立相关的地理信息数据库。
The goal is to create a world map and database of karst aquifers, as a further development of earlier maps.
本文结合数据库的建设现状，从实际需求出发，在实践中归纳了基础地理信息数据库目前及未来应用的设想。
This paper has discussed the present and future application of the basic geographic information database according to the actual demand and construction conditions of the database.
本文回顾了我国基础地理信息数据库建设的历程，介绍了基础地理信息数据产品的特点以及其提供服务政策。
This paper overviews the history of the procedure to build up the national geospatial data bases and introduces the geospatial data service policy.
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；
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;
结果本算法解决了在地理信息数据库中存在大量冗余记录的情况下，如何有效地实现指定地理目标的搜索定位问题。
Results This arithmetic could solve the problem that how to search and position the geography object in the condition that geography information system database having lots of redundancy.
本视景系统从真实的电子海图数据中提取海洋地理信息数据库，并根据这些数据库建立海洋地形模型利实体模型库。
In this scene system, Derive ocean geographic information database from actual electronic chart data, and according to these database build ocean terrain and entity model database.
通过需求分析、概念结构设计、逻辑结构设计、物理结构设计以及数据库模型的建立等一系列步骤，最终完成了航道地理信息数据库的建设。
The paper finish building channel geographic information data base, through demand analysis, conceptual design, logic design, physical design, data base model building and a series of step.
该解决方案将利用地理信息系统，支持基于物理建模的工作和实施先进的数据库设计。
The solution will use geographic information systems, support physics-based modeling and implement an advanced database design.
此信息通过其他网络到位置的映射与中央数据库中存储的详细地理信息耦合。
This information is coupled with geographic details stored in a central database with other network-to-location mappings.
每当一名用户为一个特定网络输入详细地理信息以在中央数据库中创建网络到位置的映射时，即将其计为一次投票。
Each time a user enters the geographic details for a particular network to create the network-to-location mapping in the central database, it counts as a vote.
网络环境下的数据集中的近邻对查询在地理信息系统、网络查询和空间数据库等领域有着重要的应用。
The near neighbor pair query of the datasets in the network has important application in geographical information systems, query in the network and spatial database.
文章对团场级农业地理信息系统的需求分析、各模块功能、技术平台以及数据库结构设计等进行了阐述。
This paper discussed the demand, various modules functions, technical platform as well as the database structural design of the agricultural geography information system.
总结了计算机技术在数据库建设、遥感影像的处理、制图以及地理信息系统等方面取得的主要成果。
The major achievements in establishing of database, processing and mapping of remote sensing images, and in using of geography information system summarized.
数据库是地理信息系统(GIS)的基础。
Database is the basis of geographical information systems (GIS).
讨论了如何建立和管理符合地理信息系统需要的海洋生物资源与生物栖息环境数据库。
This paper discusses how to establish and to manage a living marine resources and their habitat environment database in conformity with the Geography Information System.
讨论了系统的特点，给出了系统功能，该系统将多媒体技术和地理信息系统(GIS)技术与数据库管理技术相结合。
Characteristic and function of the system are discussed. Multimedia technique, GIS (Geography Information system) and database management technique are combined in this system.
为国家基础地理信息动态数据库元数据管理提供了一定的理论基础和技术原型。
This system provides the academic bases and technical prototype for the construct of National Fundamental Geo-information dynamic metadata management system.
目的建立江苏省疟疾地理信息系统(GIS)数据库和疟疾流行GIS模型，对江苏省的疟疾流行区进行空间分析。
Objectives To perform GIS spatial analysis on malaria transmission patterns in Jiangsu after setting up a malaria database and developing GIS model of malaria transmission in Jiangsu province.
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。
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.
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。
Space, thematic attribute and time are the three basic characteristics of geographical phenomena or the essential data types of GIS database.
在此基础上，分别对地理信息空间数据获取、数据的误差分析以及数据库设计等进行了系统分析。
On this basis, this paper systematically analyses the space data acquisition, error analysis of data and the database design etc.
水污染控制规划地理信息统的数据库研究、模型库研究、系统的建立与应用。
The paper researches on the data base, model base of the water pollution plan and geography information system, and building and application of its system.
提出了利用地理信息系统和数据库操作的方法进行数据的统计和分析，并以实例进行说明。
The measures of GIS and the database manipulation were applied to data statistics and its analysis, and illustrated by examples.
这些讨论对于建立地理信息系统的测量数据库是有益的。
Thesediscussion are valuable for the establishment of the geodetic data base in GIS.
应用推荐