“罗茨真空泵”的概念、定义、翻译、参考文献-科学参考

单词	罗茨真空泵
释义	罗茨真空泵 Encyclopedia 工学真空泵释 roots vacuum pump罗茨真空泵靠泵腔内一对叶形转子同步、反向旋转的推压作用来移动气体而实现抽气的真空泵。
随便看	LIFO Lifshitz lift lift accident lift angle lift augmentation lift coefficient lift-drag ratio lifted flame lift elevator lifter machine lift fan system lift force lift force from current diffraction lift for vehicle lifting lifting and thrusting method lifting anus and shrinking buttocks lifting board works lifting condensation level lifting curve lifting cylinder lifting equipment lifting equipment for rocket/missile lifting homotopy

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。