“parallax second”的概念、定义、翻译、参考文献-科学参考

单词	parallax second
释义	parallax second Physics 交叉学科天体物理学 parallax second, parsec, PC秒差距 Astronomy parallax second缩写：pc; parsec。秒差距
随便看	uredosorus uredospore uredostage ureilite urelement Urengoy-Uzhhorod Gas Pipeline ureogenesis uresis ureter ureteralgia ureteral injuries ureteral stricture ureteral tuberculosis ureteric orifice ureteric plexus ureterocele ureterolithotomy ureteropelvic junction obstruction ureteroscope lithotripsy ureterostenosis urethral artery urethral bulbar artery urethral bulbar vein urethral crest urethral fold

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。