“历书时”的概念、定义、翻译、参考文献-科学参考

单词	历书时
释义	历书时 Encyclopedia 理学﹝时间计量系统﹞释 ephemeris time历书时以地球公转运动为基础，理论上均匀的时间尺度，简称ET。 Astronomy 全称：ephemeris time。缩写：ET历书时
随便看	original planet original position analysis for metal original position analysis for metal (OPA) Original print Original Publication Project (Lists of A Hundred Books in Three Categories) original selection Original Sin original soundtrack of movie music original space original species original star original sun original text Original theory of Chinese economy original time original triangle original video of Japan's Surrender to China original water Origin and Development of Chinese Literature Origin and Development of Manchus origin and evolution of solar system origin and formation of Chinese opera origin and propagation of cosmic rays origin area of invasive species origination

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。