“optical time domain reflectometer”的概念、定义、翻译、参考文献-科学参考

单词	optical time domain reflectometer
释义	optical time domain reflectometer Encyclopedia 工学光网络参数测试仪释 optical time domain reflectometer光时域反射计通过向被测光纤发送激光脉冲引起沿光纤的后向散射（瑞利散射）或光纤链路上有折射率变化节点处的反射，检测按时间顺序返回的光信号强度分布，并计算得到光纤长度与光纤损耗变化关系曲线的仪器。
随便看	national characters information processing national characters input method national characters subset of unicode National Charter Association National Charter of Museum Professions National Charter of Republic of Rif national chemical measurement standard National Chengtu Higher Teacher School National Children's Literature Creation Conference National Chinese Opera Work Conference National Chornobyl Museum national circulating transformation pilot park National Climate Center National Climbing championships National Coach Museum National College of Oriental Languages National College of Veterinary Medicine National Collegiate Athletic Association national color national command organization National Commission for Classics Editing and Research by Institutions of Higher Learning, Ministry of Education National Commission for Cultural Relics Identification National Commission for the Management of Special Funds for the Development of Film Industry National Commission on Genetic Resources for Livestock and Poultry National Commission on Libraries and Information Science，NCLIS

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