Last, an information query system based on the railway is built after we analyze railway modeling and database technique. Correlative techniques about the system are discussed.
论文的后半部分还讨论了铁路线路场景模型的建立，并与相关数据库连接，形成了基于铁路线路的三维信息查询系统，讨论了系统实现的相关技术。
The virtual prototype system of railway locomotives and vehicles provides a modeling and simulation environment for optimization of product design and production process.
铁路机车车辆虚拟样机系统为产品设计和生产过程的优化提供了集成的建模和仿真环境。
Subject this apply network analysis on "railway signal maintenance management information system"(RSMMIS), go on systematic modeling UML technology mainly.
本课题主要将UML技术应用于《电务检修所管理信息系统》的系统分析、进行系统建模。
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