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   本文通过分析整合城市轨道交通信息的功能需求和各个业务子系统的结构特征,提出了基于组件技术COM/CORBA(组件对象模型/公共对象请求代理体系)的城市轨道交通信息共享系统。(In this paper, by analyzing the integration of urban rail transit information needs and the various business functions of the structural characteristics of subsystems, component technology based on COM/CORBA (Component Object Model/Common Object Request Broker Architecture) of the Urban Mass Transit Information Sharing System.)