The design and realization of analytical information system for railway track state is studied.

研究了轨道状态分析信息系统的设计与实现方法。

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Taking Geographic Information System (GIS) as an urban environmental modelling framework allows modellers to use database, data visualization, and analytical tools in a single integrated environment.

用地理信息系统(GIS)作为一个环境模型框架，允许模型开发者在一个单独的集成环境下使用数据库、数据可视化和GIS的强大分析工具。

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In analytical product develop a decision foundation for relate to of the entity up built up the information model of the system.

在分析产品开发中实体之间关系的决策基础上建立了系统的信息模型。

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