Their microstructure was studied by Raman and SEM and the phenomena were analyzed by phonon confinement theory and the surface effects of nanocrystallites on Raman shift.是什么意思_Their microstructure was studied by Raman and SEM and the phenomena were analyzed by phonon confinement theory and the surface effects of nanocrystallites on Raman shift.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句