本文以朔黄铁路通信网综合维护管理系统为项目背景，完成了朔黄铁路接入网网络管理子系统的设计与实现。
This thesis is based on the project named Comprehensive Maintenance Management System for the Shuohuang Railway Communication Network.
结合视觉检测站的要求与特点，建立了基于CAN的数据通信网络系统。
According to the demand and the characteristics of the visual inspection station, a data communication network based on CAN is established.
E1传输线路在我国通信网络系统中具有广泛的应用，对其传输性能的分析与检测成为维持网络正常运行的关键因素。
E1 transmission lines are widely used in communication network systems in our country. Testing and analyzing performance of E1 line become a key factor for network maintenance.
介绍分布式计算机数控系统通信网络的结构、通信协议、通信与管理软件的特点及功能。
Introduces its construction of distributed numerical control system, and communication protocols, and features and function of the software of DNC communication and managing.
文章介绍了分布式计算机数控系统通信网络的结构、通信协议、调试步骤以及通信与管理软件的主要功能。
This article mainly introduces the construction of distributed numerical control system, communication protocols, debug process, and function of DNC communication and managing software.
在实验室中，搭建了系统通信网络，对以太网及PROFIBUS现场总线进行了组态，并将现场设备与PLC之间、PLC与上位机之间的通信参数设置完成。
The system networks were set up in the laboratory, Ethernet and PROFIBUS fieldbus were configurationed, communicate parameters between PLC and other equipments were set.
建立移动通信铁塔的雷击防御系统，对整个通信网络的安全、可靠运行有着重要意义。简述了雷击的形式与特性，提出了移动通信铁塔的防雷与接地措施。
So establishing the lightning-stroke-protective-system of the mobile communication tower is very important for the safe and reliable operation of the communication network.
建立移动通信铁塔的雷击防御系统，对整个通信网络的安全、可靠运行有着重要意义。简述了雷击的形式与特性，提出了移动通信铁塔的防雷与接地措施。
So establishing the lightning-stroke-protective-system of the mobile communication tower is very important for the safe and reliable operation of the communication network.
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