This paper presents a system scheme for Urban Pipeline Network information System. Extended relation database is used to store and manage the attributes and graphic information of pipelines.
提出了城镇管网信息系统的总体设计与实现方案．该系统使用广义关系数据库存储和管理各类管线的属性信息和管线的图形信息；
Typical urban public utilities provide mix goods from productive spots to specific consumers through pipeline network transmission system.
典型的城市公用事业通过管道网络传输系统，从生产地向特定的消费点提供混合商品。
As the rapid process of city infrastructure construction and urbanization, how to protect the safe operation of urban drainage pipeline network is an urgent problem.
随着我国城市化进程和城市基础设施建设的加快，如何保障城市排水管网的运行安全是急需解决的问题。
As the rapid process of city infrastructure construction and urbanization, how to protect the safe operation of urban drainage pipeline network is an urgent problem.
随着我国城市化进程和城市基础设施建设的加快，如何保障城市排水管网的运行安全是急需解决的问题。
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