The standard TBN measurement using venomous chemic reagent and the end-point of titration couldn't be determined.

  • 测定润滑油的总碱值的标准方法的化学试剂毒性较大,且滴定终点不易判断.

  • 互联网摘选 2025-01-18 12:19:26

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