“运行时间”概念、定义、翻译-科学时代

单词	运行时间
释义	核科学技术词汇手册运行时间 up time
随便看	racked stitch racket racket racketeer rack focus shot racking racking racking racking machine rack jobber rack method rack-mounted rack mounting rack notice rack-pin rack plating rack rate rack rent rack-rent rack-rent rack-renter rack-rod rack system rack type pusher raclementum

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。