“service rating”的概念、定义、翻译、参考文献-科学参考

单词	service rating
释义	service rating [`sǝr·vǝs ´rād·iŋ] ^MATERIALS A classification for an engine-lubricating oil that indicates the type of service for which the oil is most appropriate.
随便看	unit length unit load unit loading unit magnetic pole unit mold unit normal unit of coal unit of fire unit of issue unit operations unit operator unitor unit power unit process unit procurement cost unit pulse unit record unit record device unit replacement unit reserves unit sphere unit strain unit strength unit stress unit string

科学参考收录了103327条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。