“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	normal population normal positive cone normal pressure/atmospheric concentration equipment normal probability distribution normal probability paper normal problem normal process normal process, N-process normal product normal product distribution normal product, N product normal profile normal projection normal projective connection normal prolongation normal proof normal proximity normal pulse condition normal pulse polarography normal pulse voltammetry normal quotient object normal random element normal random number normal random variable normal rating

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。