An absorbance spectrum of NO gas for the light and absorbance characteristic for the different NO concentration have been investigated.

• 对 NO气体的特性进行了研究 ；在不同浓度下 ；得到了 NO气体对光的吸收谱和某一波长下 NO气体吸收率随气体浓度、光程的变化特性 .