“frequency down-conversion”概念、定义、翻译-科学时代

单词	frequency down-conversion
释义	物理学词汇手册 frequency down-conversion 降频转换
随便看	liability out of book liability outside instrument liability reserve liability risk liability structure liability system liability to dismissal liability-to-equity ratio liability to total assets ratio liable in damages liable to tax liaison liaison liaison liaison liaison officer liaison role LIA--LIA（luminescent immunoassay） liana liana liana liana liana fruit tree liandratite liane

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。