“roots vacuum pump”的概念、定义、翻译、参考文献-科学参考

单词	roots vacuum pump
释义	roots vacuum pump 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	Pseudomonas infection pseudomonasisin marine fish pseudomonochromator pseudo-monotone pseudomonotropy pseudomorph pseudomorphism pseudomorphosis pseudo-motion pseudomurein pseudomycelium pseudonekton pseudonet pseudo-nondiffracting beam pseudo-norm pseudo-normed space pseudonucleus pseudo-number pseudo-octonion pseudo-octonion algebra pseudo-open pseudo-open mapping pseudo-operation pseudo-orbit pseudo-orbit tracing property

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