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近年来,农村经济飞速发展,乡镇企业和各种专业户对通信的需要越来越强烈,要求越来越高。由于横向经济联系日益频繁,区外、省外电话猛增,农村用户迫切要求进入市话和长途自动网,农市合网已成必然趋势。1980年前,我省农话网基本是县和区二级汇接人工网,由于汇接次数多,线(电)路质量低,通信手段落后,造成电话难打,通信质量低劣的的老大难问题。为了实现人工网向自动网的过渡,近年提出了本地电话网的概念,邮电部也于1985年底颁发了《电话自动交换网技术体制》作为规划、设计自
In recent years, with the rapid development of rural economy, township enterprises and various specialized households have become more and more in need of communications and their requirements are getting higher and higher. Due to the increasing horizontal economic ties, telephone numbers outside the region and outside China soared, and rural users were urgently required to enter the local and long-distance automatic networks. The integration of the rural markets has become an inevitable trend. Before 1980, our province’s agricultural network was basically a county and district tandem artificial network. Due to the large number of tandem routes, the low quality of the line (electric) roads and the laggard means of communication, the bothering of telephones and poor communication quality Hard problem. In order to realize the transition from artificial networks to automatic networks, the concept of local telephone networks has been proposed in recent years. The Ministry of Posts and Telecommunications also issued the “Automatic Telephone Network Switching Technology System” as a plan at the end of 1985,