一、传输网络状况　　中原油田地处河南、山东两省五个地区 ,分布在黄河两岸的广大区域 ,相对集中的区域有十多个 ,分布广且比较分散。为了生产指挥的灵通 ,和其他大企业一样 ,建设了一个相对完善的通信指挥系统。通信系统的传输手段的发展经历了明线载波、模拟微波、数字微波 I. Transmission Network Zhongyuan Oilfield is located in five areas of Henan and Shandong provinces and is located in a wide area of ​​the Yellow River. There are over a dozen of the relatively concentrated areas, which are widely distributed and scattered. In order to produce command and command, like other large enterprises, a relatively complete communication and command system has been established. The development of communication system transmission has gone through the line carrier, analog microwave, digital microwave