The opticalfiber network is the backbone network of Heilongjiang electric telecommunication network, so its safe and stable operation is very important.
黑龙江电力光纤传输网是黑龙江电力通信网的主干网络，其安全稳定运行是电力通信网稳定运行的保证。
2
Optical communication is gaining its popularity in telecommunication, most obvious evident is the increase in demand of a large variety of fiber optic components.
随着光通信产品的用途越来越广泛，对光纤组件的需求也越来越大，而光纤连接器就是其中的一类。
3
Fiber Bragg gratings have potentially important applications in opticaltelecommunication systems.