电化学氮氧化物测定仪
electrochemical NOx meter
氮化物复合材料
niutride composite material
nitride ceramic composites
氮化物薄膜
polymer assisted deposition
nitride film
氮化合物
nitrogen compound
nitrogen compounds
nitrogenous compound
nitrogen（-based） compound
氮含量测定系统
nitroger determination system
氮官能化烷氧化合物
nitrogen functionalized alkoxide complex
氮掺杂二氧化钛
Nitrogen-doped dioxide titanium