1、
2、
And an ytterbium the potential to be even more accurate and stable than the cesium chronometer.
镱原子钟甚至可能比铯原子钟更加精确和稳定.
网络文摘精选
3、
Hope the friends of chronometer and geological can calculate and determine it once again.
望世界各国天文界和地质界专家朋友们及时观测和计算再次证实.
网络文摘精选
4、
Ancient chronometer glossary is a weak part in the study of ancient Chinese glossary.
古天文词汇是古汉语词汇研究中的薄弱环节.
网络文摘精选
5、
6、
7、
8、
In 1990, large space telescope such as Hubble telescope on the history of chronometer.
年, 以哈勃望远镜为代表的大型太空望远镜登上了天文史舞台.
网络文摘精选
