The development of optical feedback technology of LD pumped microchip Nd:YAG lasers is reviewed.At first its research background and basic theoretical model are introduced.是什么意思_The development of optical feedback technology of LD pumped microchip Nd:YAG lasers is reviewed.At first its research background and basic theoretical model are introduced.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句