“频率下转换”概念、定义、翻译-科学时代

单词	频率下转换
释义	机械工程词汇手册 frequency down-conversion 频率下转换
随便看	air freezing airfreight air freight air freight air freight air freight air freighter air freighter airfreight forwarding agent air freshener air friction air friction air-fuel ratio air furnace air gap air gap air gap air gap air gap air gas air (gas) filter paper air gas gun air gauge air gauge air gauge

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。

frequency down-conversion