英语词汇crude oil upgrading是什么意思，crude oil upgrading的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典

单词	crude oil upgrading
释义	crude oil upgrading　【化】原油预处理
随便看	good working condition good works good works good works good works good yield good-by good-by good-by(e) good-bye good-bye good-bye good-bys good-faith good-faith good-fellowship good-for-naught good-for-nothing good-for-nothing good-for-nothing good-for-nothing good-for-nothings good-hearted good-hearted good-hearted

英汉汉英翻译词典包含1679246条英汉翻译词条，基本涵盖了全部常用英语单词及常用语的翻译及用法，是英语学习及翻译工作的有利工具。