The fiber Bragg grating (FBG) hydrophone and the distributed feedback (DFB) fiber laser hydrophone are recent rapidly developing underwater sound detection technologies based on fiber grating.是什么意思_The fiber Bragg grating (FBG) hydrophone and the distributed feedback (DFB) fiber laser hydrophone are recent rapidly developing underwater sound detection technologies based on fiber grating.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句