Simple and efficient F-P Yb-doped fiber laser with fiber tunable reflectivity loop mirror and fiber Bragg grating as cavity mirrors is brought forward.是什么意思_Simple and efficient F-P Yb-doped fiber laser with fiber tunable reflectivity loop mirror and fiber Bragg grating as cavity mirrors is brought forward.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句