Using high performance liquid chromatography, asphaltene and resin are respectively separated into three components, i. e. neutral, weak polar and polar. Furthermore, element composition, infra-red spectrum and hydrogen nuclear magnetic resonance are analysed for these three components.

  • 作者以高效液相色谱法,将沥青质和胶质分离分析为中性、弱极性及极性三个组份,并对三个组份进行元素分析、红外光谱分析及氢谱核磁检测。

  • 互联网摘选 2025-02-21 14:39:13

    • 相关例句
    精确
    • 模糊
    • 词首
    • 词尾
    • 词义
    • 例句