International Bureau for Weights and Measures (BIPM), Sevres, France.
IEEE Trans Ultrason Ferroelectr Freq Control. 2010 Jan;57(1):140-50. doi: 10.1109/TUFFC.2010.1390.
This article reviews the creation and technical evolution of atomic time scales. In particular, we focus our attention on the method of calculation and the characteristics of International Atomic Time (TAI), and show how it is disseminated at the ultimate level of precision.
本文回顾了原子时标建立和技术演变的过程。特别地,我们重点关注原子时(TAI)的计算方法和特点,并展示了其在最终精度级别下的传播方式。