The composition of compensation film were analysed by modern analysis instrument, and the mechanism of its forming film was investigation.

利用现代微观分析手段对补偿膜的组份进行了分析，对其成膜机理进行了探讨。

youdao

GC1000 chromatographic analysis instrument is used to analyze gas composition of BF.

大高炉使用GC 1000色谱仪分析高炉煤气成分。

youdao