• 基礎釋義
• 例句

• The process of producing hexane from 6 # solvent oil by distillation and hydrofining is discussed. 以6 # 溶劑油為原料,通過精餾和加氫精制的方法可制取正己烷.
• The development of new petroleum wax hydrofining catalyst - FV - 10 commercial experiments on various feedstocks are described. 介紹了新型石油蠟類加氫精制催化劑FV-10的研制、工業放大及原料適應性研究.
• There is a common method of refining alkaline cleaning , clay refinement and hydrofining, and so on. 常用的精制方法有堿洗, 白土精制和加氫精制等.