polarization-optical time domain reflectometry 偏振光时域反射计
optical time domain reflectometry [通信] 光时域反射法 ; 时域反射 ; 光时域反射仪
OTDR Optical Time Domain Reflectometry 光时域反射仪
Raman optical time-domain reflectometry 拉曼光时域反射计
optical time domain reflectometry technique 光时域反射技术
This paper presents the principles of the Raman back-scattering effect based temperature sensing and the OTDR (Optical Time-Domain Reflectometry) based positioning.
本文介绍了光纤拉曼散射测温基本原理和基于光时域反射(OTDR)定位原理。
The principle of OTDR (Optical Time Domain Reflectometry) for faults location and application of OTDR method is discussed.
探讨了OTDR（光时域反射计）故障定位的原理，说明了OTDR的使用方法。
Based on optical Time Domain Reflectometry, detecting disengaging at interface of steel tube-confined concrete (STCC) with distributed optical fibers was investigated.
基于光时域反射技术，进行了分布式传感光纤检测拱桥钢管混凝土交界面脱空的研究。
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