“Shangdu”的概念、定义、翻译、参考文献-科学参考

单词	Shangdu
释义	Shangdu Encyclopedia 理学上都释 Shangdu; Xanadu上都中国元朝的夏都。遗址位于今内蒙古自治区正蓝旗东20千米闪电河北岸。
随便看	periodic pattern periodic permanent magnetic focusing periodic perturbation periodic point periodic pollution periodic potential periodic problem periodic process periodic radical periodic random process periodic repair method periodic resolution periodic reverse permanent magnet focusing periodic sampling periodic semigroup periodic sequence periodic set periodic signal periodic solution periodic sound periodic spectrum periodic speed fluctuation periodic state periodic stream periodic structure

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。