“parsec”的概念、定义、翻译、参考文献-科学参考

单词	parsec
释义	parsec Encyclopedia 理学天体的距离释 parsec；pc秒差距量度天体距离的单位。 Physics 交叉学科天体物理学 parallax second, parsec, PC秒差距 parsec秒差距天体距离的单位，1 秒差距为 3.26 光年 Mathematics parsec秒差距 Astronomy parsec全称：parallax second。秒差距
随便看	upholstered furniture upholstery twill silk for picture mounting UPI up in the air Up in the Lakeside Tower UPJO up-ladder up-ladder operator upland cotton upland plant upland rice upland rice cyst nematode disease upland soil microbes UPLC up-leg light time uplift uplift pile uplift pressure uplink upload UPM upness Upolu Island U Ponnya Upon Passing Through Qu'e When Beginning My Service as Aide to the General of Zhenjun

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。