随着我国通信建设速度加快,电信网的规模、质量、功能和技术含量正在发生着质的飞跃。因此,研究如何提高长途网路运行效率和长途电路的利用水平,不论对于长话业务、电信新业务的发展,还是提高电信网经济效益,都具有非常重要的意义。(一)端正认识,重视全网科技水平迅速提高后的管理和维护工作。从黑龙江省的长途传输通信网路的总 With the speeding up of China’s communications construction, the scale, quality, function and technical content of telecommunications networks are undergoing a qualitative leap. Therefore, studying how to improve the operation efficiency of long-distance networks and the utilization of long-distance circuits is of great significance both for long-distance services and for the development of new telecommunications services and for improving the economic benefits of telecommunications networks. (A) correct understanding of the entire network attaches great importance to the rapid improvement of management and maintenance work. The total number of long-distance transmission communication networks from Heilongjiang Province