“Platonic year”的概念、定义、翻译、参考文献-科学参考

单词	Platonic year
释义	Platonic year Astronomy The time taken for the Earth’s poles to describe one complete circle on the celestial sphere as the result of precession: 25 800 years.
随便看	electron affinity electron beam electron-beam device electron-beam induced current analysis electron-beam lithography electron binding energy electron biprism electron bombardment ionization electron capture electron capture detector electron charge electron concentration electron configuration electron counting rules electron cyclotron maser electron-deficient compound electron degeneracy electron density electron diffraction electronegative electronegativity electron emission electron energy loss spectroscopy electron flow electron gas

科学参考收录了60776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。