optical time domain reflectometer 时域反射仪 ; 光时域反射技术 ; 光时域反射计

optical pulse reflectometer 光脉冲反射计

optical frequency domain reflectometer 光频域反射计

optical time-domain reflectometer 光时域反射计

optical coherence domain reflectometer 光相干域反射仪

Polarization optical time-domain reflectometer 偏振光时域反射

phase-sensitive optical time-domain reflectometer 相位敏感光时域反射计

C-OTDR Coherent Optical Time-Domain Reflectometer 相干光时域反射仪

Optical Time-Domain Reflectometer OTDR 光时域反射计