“贝塞尔日数”的概念、定义、翻译、参考文献-科学参考

单词	贝塞尔日数
释义	贝塞尔日数 Encyclopedia 理学天文年历释 Besselian day numbers贝塞尔日数从贝塞尔年首（也即光行差改正后的平太阳赤经等于280°的时刻）恒星的平位置（）变换到恒星视位置（）时所用到的一组参数。 Astronomy Besselian day number贝塞尔日数
随便看	island of automation island of expertise Island of Gorée of Senegal World Culture Heritage island of inversion island of isomerism Island of Newfoundland island of stability island of stability; stability island island of superheavy element island of superheavy elements Island of Time island protection planning island-reef image database island shelf Islands Klocka islands link works island slope islands of China island station island system island universe Islay Isle Royale National Park islet and reeds in snow Islet and Reeds in Snow by Liang Shimin

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。