• 宏观、微观化学几个方面,研究了新疆和田县布雅煤矿一号井田主采煤层赋存形态、含量、变化规律成因

    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.

    www.dictall.com

  • 介绍一种测定油田化学石油产品含量仪器分析方法。

    The paper introduces a method to determine sulfur/nitrogen content in oilfield chemicals or oil products by sulfur/nitrogen elemental analyzer.

    www.dictall.com

  • 为了降低重油催化裂化柴油不安定组分含量采取添加fs化学制剂的方法

    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.

    www.magsci.org

  • 采用X 射线荧光光谱中的基本参数测定催化剂硫元素含量, 测量结果化学分析法一致

    The Sulfur in catalyst have measured by X-Ray fluorescence spectrometry with Fundamental parameter method. The results agree with those obtained by chemical method.

    www.chemyq.com

  • 结果表明:以GB/T176—1996《水泥化学分析法GB/T5484—2000《石膏化学分析法》中的基准重量法不能准确测定硫酸钙的脱硫灰中的硫含量

    The results showed that the gravimetric method commanded by GB/T176-1996 and GB/T5484-2000 was inaccurate to measure the sulfate content while the distillation method was comparatively accurate.

    dict.cnki.net

  • 结果表明:以GB/T176—1996《水泥化学分析法GB/T5484—2000《石膏化学分析法》中的基准重量法不能准确测定硫酸钙的脱硫灰中的硫含量

    The results showed that the gravimetric method commanded by GB/T176-1996 and GB/T5484-2000 was inaccurate to measure the sulfate content while the distillation method was comparatively accurate.

    dict.cnki.net

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