网站首页  汉语  德语  英语

请输入您要查询的英文单词：

　

单词 research octane number
释义

Definition of research octane number in English:

research octane number

noun

  • An octane number as determined by the research method of the American Society for Testing and Materials, used chiefly for low engine speeds and loads; abbreviated RON.

Origin

1940s; earliest use found in U.S. Patents.

Definition of research octane number in US English:

research octane number

noun

  • An octane number as determined by the research method of the American Society for Testing and Materials, used chiefly for low engine speeds and loads; abbreviated RON.

Origin

1940s; earliest use found in U.S. Patents.
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：2025/6/19 17:15:44