UV pulsed-laser illumination is used to change the refractive index of BCB for optical waveguide fabrication due to its unique optical properties.是什么意思_UV pulsed-laser illumination is used to change the refractive index of BCB for optical waveguide fabrication due to its unique optical properties.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句