网站首页  汉语  德语  英语

请输入您要查询的英文单词:

 

单词 middle oil
释义

Definition of middle oil in English:

middle oil

noun
  • A fraction that comes off at intermediate temperatures (about 200° to 250°C) in the distillation of coal tar and is rich in naphthalene.

Origin

Late 19th century; earliest use found in Webster's International Dictionary of the English Language.

Definition of middle oil in US English:

middle oil

noun
  • A fraction that comes off at intermediate temperatures (about 200° to 250°C) in the distillation of coal tar and is rich in naphthalene.

Origin

Late 19th century; earliest use found in Webster's International Dictionary of the English Language.

随便看

 

雅致网英汉双解词典包含236457条英汉翻译词条,涵盖了常用英语单词及词组短语的翻译及用法,是英语学习的必备工具。

 

Copyright © 2002-2024 53pku.com All Rights Reserved
更新时间:2025/6/20 1:54:18