• 方法取ab- 8树脂分别经乙醇丙酮处理前后出液经树脂吸附后栀子洗脱液,以气相色谱法检测其中苯甲苯二甲苯苯乙烯残留物含量

    METHOD AB 8 resin was treated with alcohol and propanone and the extract was detected for the content of the residues of benzene, methylbenzene, xylene and styrene.

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  • 土壤深度增加,土壤中原油残留物含量呈波动递减趋势。

    For Cultivated Loessial Soil, Dark Loessial Soil and Yellow-brown Soil, the advance distance decreased as silt content increased.

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  • 通过控制助焊剂中松香含量降低不挥发物含量,减少残留物元器件腐蚀

    In order to reduce the corrosion of components caused by the residue, the amount of rosin was controlled.

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  • 乳化沥青残留物含量蒸馏测定方法,用于研究质量控制规格验证等用途

    Determines residue and oil distillate in emulsified asphalt for research, quality control and specification acceptance purposes.

    youdao

  • 乳化沥青残留物含量蒸馏测定方法,用于研究质量控制规格验证等用途

    Determines residue and oil distillate in emulsified asphalt for research, quality control and specification acceptance purposes.

    youdao

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