从宏观、微观和煤化学几个方面，研究了新疆和田县布雅煤矿一号井田主采煤层中硫的赋存形态、含量、变化规律及成因。
The sulfur occurrence, content and genetic feature in the main coal seams, Buya Coal Mine, are analyzed with the macroanalysis, microanalysis and coal chemical methods.
介绍了一种测定油田化学剂和石油产品中硫、氮含量的仪器分析方法。
The paper introduces a method to determine sulfur/nitrogen content in oilfield chemicals or oil products by sulfur/nitrogen elemental analyzer.
为了降低重油催化裂化柴油中硫、氮等不安定组分的含量，采取添加fs化学精制剂的方法。
In order to decrease the content of unstable components such as sulphur, nitrogen and so on in RFCC LCO, an approach to chemical refining agent FS is adopted in our experiment.
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