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国际原子时(英语:International Atomic Time、法语:Temps Atomique International, TAI[1])是根据以下秒的定义的一种国际参照时标, 属于国际单位制




  1. ^ Temps atomique 1975
  2. ^ 国际原子时. 香港天文台. 2012年12月20日 [2013年11月7日]. (原始内容存档于2014年5月2日). 
  3. ^ Resolution 1 of the 13th meeting of the CGPM (1967/68). BIPM. [2013年11月7日]. (原始内容存档于2011年1月10日). 
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