Fluoro-containing polymer with low refractive index was used as the film-forming substance photopolymer holographic material to increase the spatial modulation range of its refractive index.是什么意思_Fluoro-containing polymer with low refractive index was used as the film-forming substance photopolymer holographic material to increase the spatial modulation range of its refractive index.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句