“atomic clock”的概念、定义、翻译、参考文献-科学参考

单词	atomic clock
释义	atomic clock Physics An apparatus for measuring or standardizing time that is based on periodic phenomena within atoms or molecules. See ammonia clock; caesium clock. Chemistry An apparatus for standardizing time based on periodic phenomena within atoms or molecules. See ammonia clock; caesium clock.
随便看	Smithian Smith, Ian (Douglas) (1919–2007) Smith, Jedediah Strong (1798–1831) Smith, John (1580–1631) Smith, John Maynard Smith, Joseph (1805–44) Smith, Michael Smith, Michael John (1945–86) Smith normal form Smith, Sir Adrian Frederick Melhuish (1946– ) Smithsonian Agreement Smithsonian Astrophysical Observatory Smithsonian Astrophysical Observatory Star Catalog Smithsonian parities smithsonite Smith, Steven Lee (1958– ) Smith, William Smith, William (1769–1839) Smith–Brinkley shortcut method Smith’s rule SML SMM smog smoke smoker

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