“上变频调制”的概念、定义、翻译、参考文献-科学参考

单词	上变频调制
释义	上变频调制 Encyclopedia 工学无线光通信释 up-conversion modulation上变频调制将具有一定频率的信号调制到具有更高频率的载波上并用于传输。
随便看	Cultural Regions of the World cultural relativity Cultural Relic legal provisions of Constitution of the People's Republic of China Cultural Relic legal provisions of Criminal Law of the People's Republic of China Cultural Relic Rescue Planning of Inundated Area of the Three Gorges Project on the Yangtze River cultural relics and museum digital resource system cultural relics conservation and restoration center cultural relics development plan cultural relics exit and entry identification center cultural relics protection law cultural relics protection technology department Cultural Relics Publishing House cultural relics risk assessment cultural relics sites cultural representation cultural reproduction Cultural Resource Management cultural resources Cultural Review Cultural Revolution Cultural Revolution launched in August cultural routes cultural schema cultural self-confidence cultural self-consciousness

科学参考收录了854744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。