趣英语 / oil refining是什么意思？

oil refining是什么意思？


石油炼制，炼油

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  • oil refining造句

    Industrial orientation: Oil refining fine chemical industry engineering plastics synthetic rubber.产业定位炼油、乙烯、精细化工、工程塑料、合成橡胶.Steam condensate was produced by steam exchanging heat during oil refining.蒸汽凝结水是在石油炼制生产过程中蒸汽经换热后...