应急通信岗位认证培训教材(光通信及传输篇)

中电信急通信业岗认证教材1急通信岗能认证教材急无线通信通信传篇中电信集团百宜白至7中电信急通信业岗认证教材2目录第一章纤通信原理护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护拆白护白纤通信础护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护拆白护百纤的波长护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护7白护至纤结构类护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护退白护致纤的传特性护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护白百白护担跳纤纤的结构链接方式护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护白至白护拆架空缆架高度表护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护白致白护7纤接入网的构护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护白担第章多路复用术用护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护白退百护白多路复用的种类护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护白退百护百波复用术绍护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护白送百护至密集型波复用护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护百百第章武拨H准数传体系护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护至宜至护白武拨H概念定护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护至宜至护百武拨H准数体系护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护至宜至护至武占正复用和数复接护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护至白至护致武拨H数复接的护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护至至至护担武拨H报异复接护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护至致中电信急通信业岗认证教材3第四章S拨H数传体系护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护至送致护白S拨H总体概述护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护至送致护百S拨H的传原理护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护致宜致护至S拨H体系术特护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护致白致护致S拨H的护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护致致致护担S拨H的缺护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护致担致护拆S拨H开和指针护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护致拆致护7S拨H备的逻组护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护拆担致护退S拨H网结构护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护7拆致护送S拨H接口参数护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护7送致护白宜S拨H端机电接口护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护退致致护白白S拨H定时护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护退拆致护白百S拨H传性能护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护送百致护白至S拨H的复用射定护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护送送致护白致S拨H的维测试用护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护白宜宜第五章端机术护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护白宜白担护白端机概述护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护白宜白担护百数纤通信系组护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护白宜致担护至视频端机绍护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护白宜拆第章纤视频传术护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护白宜退拆护白缆传特护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护白宜退中电信急通信业岗认证教材4拆护百视频的指护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护白宜送拆护至数电视传术护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护白白宜拆护致数电视传准护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护白白白拆护担高清视频编码术护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护白白百拆护拆纤视频传系的用护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护护白白担第七章接入网