“atomic frequency standard”的概念、定义、翻译、参考文献-科学参考

单词	atomic frequency standard
释义	atomic frequency standard Encyclopedia 理学〔原子物理应用〕释 atomic frequency standard原子频标当前最为准确和稳定的一大类频率标准的统称。是原子频率标准简称。 Physics ＞原子与分子物理学＞冷原子分子物理＞释义 atomic frequency standard原子频标 Astronomy atomic frequency standard原子频标
随便看	sediment disaster sediment discharge sediment discharge ratio sediment dispersal system sediment dynamics sediment flush by density flow sediment forecasting sediment gravity flow sediment incipient motion sediment measurement sediment meter sediment microbe sediment monitoring sedimentology sedimento-metamorphic iron deposit sediment pollution sediment property sediment quality criteria sediment regulation of reservoir sediment resources sediment sampling sediment sampling technique sediment settling sediment settling velocity sediment storage dam of soil and water conservation

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。