With a summary of the concept and basic features of UMT network, this paper discusses the managerial system, operation organization mode and service mode on Shanghai UMT network.
在总结轨道交通网络运营的概念和基本特征的基础上，阐述了上海轨道交通网络化的管理体制、运营组织方式以及维修模式。
This paper introduces an ATM-based wireless personal communication networks for next generation, the service types, system design criteria, architecture and network organization of PCN are presented.
本文介绍一种未来的基于异步转移模式（ATM）技术的无线个人通信网（PCN），对其支持的业务种类、系统设计准则、体系结构和网络构成进行了详细描述。
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高水平的产品研发，高素质的员工，高效率的组织机构，高品质的保障系统，高质量的售后服务和完善的服务网络，金菱的产品被多次授予殊荣。
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