短語詞組短語infrared diffuse reflectance spectrum analysis 漫反射紅外光譜分析ultraviolet visible diffuse reflectance spectrum 紫外可見漫反射光譜UV -Vis-NIR diffuse reflectance spectrum 紫外near -infrared diffuse reflectance spectrum 近紅外漫反射光譜Diffuse reflectance ultraviolet visible spectrum 漫反射紫外可見光譜 返回 diffuse reflectance spectrum