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pressure+distillation

双语例句

  • The advantage and disadvantage of the five recycling methods, direct heating, direct aqueous vapor, indirect aqueous vapor, reduced pressure distillation, precipitation method, is discussed.

    探讨直接加热法、直接水蒸汽间接水蒸汽法、减压蒸馏、酒精沉淀五种回收方法优缺点

    youdao

  • It is reveal by GC analysis that the purity of the TMP, treated by reduced pressure distillation and recrystallization in acetic ester, approximates to that of the reagent grade TMP.

    GC分析结果表明采用减压蒸馏乙酸乙结晶并用方法精制TMP纯度接近试剂TMP。

    youdao

  • This paper introduced a new type and special structured vacuum pump unit suitable for dry type reduced-pressure distillation.

    本文介绍适用减压蒸馏的特殊结构真空设备

    youdao

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