The cornerstone of fiber-optic distributed vibration/acoustic sensing: Ф-OTDR
광섬유 분산 진동 / 음향 감지의 초석:Ф-OTDR
La piedra angular de la detección de vibración / acústica distribuida de fibra óptica: Ф- OTDR
Pierre angulaire de la détection vibratoire / acoustique distribuée par fibre optique: Ф- OTDR
Краеугольный камень распределенной вибрации / акустического зондирования оптического волокна:  Ф-  ОТДР 
Yunjiang Rao 饶云江
School of Information and Communication Engineering, University of Electronic Science and Technology of China
电子科技大学 信息与通信工程学院
Opto-Electronic Advances, 20 July 2023

Fiber-optic distributed vibration/acoustic sensing (DVS/DAS) technology achieves breakthrough performance and explores broad cornerstone industrial applications.
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