“巨型射石炮”的概念、定义、翻译、参考文献-科学参考

单词	巨型射石炮
释义	巨型射石炮 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	background source function background star background subtraction Background survey background temperature background value of elements in soil background value of soil elements background value of soil environment background wave background wood backgroung risk back hall of Er xian temple in Xixi, Lingchuan backhoe loader backhoe single bucket hydraulic excavator back-illuminated image sensor backing backing layer materials of patches backing-off backing store backlash backleg back light backlight backlit view back lobe

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。