“giant bombard”的概念、定义、翻译、参考文献-科学参考

单词	giant bombard
释义	giant bombard Encyclopedia 理学武器释 giant bombard巨型射石炮 14世纪至15世纪欧洲使用黑火药为能源发射巨型石球的大炮。
随便看	homotopy operation homotopy operator homotopy pair homotopy parameter homotopy path homotopy polynomial homotopy principle homotopy pro-group homotopy property homotopy relation homotopy resolution homotopy resolvent homotopy sequence homotopy set homotopy-simple space homotopy sphere homotopy-stable mapping homotopy system homotopy theorem homotopy theory homotopy to zero homotopy transgression homotopy type homotopy type invariant homotopy type of topalogical spaces

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。