用多层网络结构构建与整合现场控制、中央测控、管理与控制数据库等各层系统。通过介绍城市公共设施大型多层网络结构计算机管控系统建设技术解决方案，论述构建多层网络结构实施策略。文章的目的是为大型管控系统建设提供总体目标和分步实施的技术路线。

Multi-layer network structure is used to build and integrate systems at all levels，such as the field control，the central monitoring and the management and control dadabase system．Through introducing the solutions of Public facilities large multi-city network control system，an implementation strategy of the multi-layered network structure is proposed in this paper．The purpose of the paper is to provide the overall objective of large-scale construction as well as the step-by-step implementation of the technology route．