摘要
用自然常数定义千克是计量工作者20年来一直探求的目标。随着科学技术的发展与测量水平的提高,原子质量已能够达到10-8量级的精度水平,这样就使千克的自然化定义并取代千克原器成为可能。
出处
《现代计量测试》
1997年第2期35-36,共2页
Modern Measurement and Test
同被引文献12
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