并详细介绍了该软件的结构与操作规则，构造了一种开发地理信息系统的工具和框架。
The structure and operation rules are introduced in detail. A tool and frame for developing geographical information system is constructed.
该系统主要完成基于GIS的日常农业防洪工程信息管理工作，以地理信息系统的操作方式作为主要操作方式。
The system accomplished the management of agriculture anti-flood engineering information in daily work, using the GIS operation method as its main operation way.
在网络环境下，基于XML并遵循ogc规范的开放式地理信息系统是解决数据共享，实现地理信息互操作的最根本的途径。
In the network environment, which is based-on XML and OGC specifications, OpenGIS is the most basic approach to solve data share and interactive operation.
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.
在地理信息系统ARC/INFO支持下 ，根据通用土壤流失方程式 （ USL E）对数据库实施运算操作 ，预测了芋子沟小流域土壤侵蚀量。
By the support of ARC/INFO geographical information system and integration of GIS and USLE, the soil erosion amount of Yuzigou small watershed was predicted.
本论文研究涉及到移动通讯，嵌入式开发，无线互联网，软件互操作结构，XML格式和解析，地理信息系统，GPS定位与导航等技术。
The research of this thesis involves mobile communication and wireless network, embedded development, software interoperation, XML, GIS, GPS and navigation and the technology of "3S" integration.
三维空间中地质界面的直接交互式操作是三维地理信息系统研究的一个热点问题。
The study for interactive operation of three-dimensional Geological Model is one of the most important research fields in 3D GIS.
三维空间中地质界面的直接交互式操作是三维地理信息系统研究的一个热点问题。
The study for interactive operation of three-dimensional Geological Model is one of the most important research fields in 3D GIS.
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