摘要
介绍了近期各相关厂商通信用单模光纤技术和ITU-T建议的发展情况,给出了在城域网和长途干线网络中应用选型的建议。
It presents development of single mode fiber technology used for tele-com and ITU-T recommendations,gives suggestion on type selection in cons truc-tion of MAN and trunk transmission network.
出处
《邮电设计技术》
2002年第10期18-22,共5页
Designing Techniques of Posts and Telecommunications
