“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	filtering enhancement filtering-off filtering operator filtering theory filter IR interference-absorption type filter knob filter loaded wideband output circuit filter loss filter mass method filter material for dust removal filter membrane filter method filter methods filter of a lattice filter of sets filter paper filter passband filter photography filter photometry filter press filter process control systems filter questions filter respiratory protector filter rule test filter selection

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。