红外测氧 meaning in Chinese

determination of oxygen by infrared analysis

By contrasting the dimension and appearance of fe of different precursors , verified it is true that the dimension and appearance of precursor affect these facets of fe . modern measures , for instance xrd , tem , sem , laser and infrared technique etc . are used to research the technique indexes of sfp of fe , such as crystalline , dimensions and its distribution , shape and appearance , assemble status and its oxygen content
对所制备的超微fe粉，采用x射线衍射法（ xrd ）、透射电镜法（ tem ）、扫描电镜法（ sem ）、激光衍射粒度分布测定法以及红外测氧法等现代分析测试手段，详细考察了超微fe粉的晶态、尺寸、粒度分布、形貌与团聚状态、氧含量等多项技术指标。