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随着半导体光电子技术的发展和光纤光缆工业化生产的形成,光纤通信技术近十年来得到了迅速的发展,目前已进入了实用化阶段。光纤通信具有损耗低、抗电磁干扰能力强、频带宽、保密性强、光纤资源丰富等优点,因此在通讯网络、数据网络、工业自动化监控网络中起着重要的作用。其应用范围正深入到国民经济、国防、医疗卫生和家庭
With the development of semiconductor optoelectronic technology and the formation of industrialized production of optical fiber and optical cable, optical fiber communication technology has been rapidly developed in recent ten years and has now entered a practical phase. Optical fiber communication has the advantages of low loss, strong anti-electromagnetic interference ability, wide bandwidth, high security and rich fiber resources. Therefore, it plays an important role in communication network, data network and industrial automation monitoring network. Its scope of application is deeply into the national economy, national defense, medical and health and family