“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	figitids fig-marigold family figo michelia figural after-effect figural aftereffect figural number figural perception figurate number figurate number triangle figuration figurative figuratrix figure figured bass figured cloth figure eight figure eight curve figure eight knot figure-eight solution figure-eight surface figure-ground analysis figure-ground principle figure-ground relation figure in perspective Figure in the LiuLi Hall

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。