“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	Stone Inscriptions of Jurchen Hierogryphic Stone Inscriptions Recording Alliances from Wenxian stone inscription with ancient scripts, small seal scripts and clerical scripts stone in the urine Stone Kneeling Person with Tiger's Head from Mausoleums of Xibeigang stone land certificate Stone lattice Stoneley wave stoneley wave stone-like coal stone lithography stone loaches stone locker stone machining machine Stone Man Mountain Scenic and Historic Area Stone Map of the Han People and Minorities of the Song Dynasty stone map of water systems of Song Dynasty stone marten stone masonry stone matrix asphalt Stone Memorial Archway at Zhangzhou stone memorial Hall at Guos' Cemetery on Xiaotang Mountain Stone Money stone moroco stone needle therapy

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