Stability of Transmission - General Maintenance Principles - Maintenance of International Transmission Systems and Telephone Circuits (Study Group IV) 4 pp
国外标准现行
标准号:ITU-T M.160-1989
标准名称: 传输的稳定性-一般的维修原则-国际传输系统和电话线路的维护(第4研究组)共4页
英文名称:Stability of Transmission - General Maintenance Principles - Maintenance of International Transmission Systems and Telephone Circuits (Study Group IV) 4 pp