“roots blower”的概念、定义、翻译、参考文献-科学参考

单词	roots blower
释义	roots blower Encyclopedia 工学往复泵释 roots blower罗茨鼓风机利用两个叶形转子在气缸内作相对运动来压缩和输送气体的回转压缩机。
随便看	nebulium nebulization nebulization efficiency nebulizer nebulizers nebulizer therapy nebulosity nebulous bridge nebulous cluster nebulous envelope nebulous object nebulous patch nebulous ring NEC necator americanus necessary necessary and sufficient condition necessary and sufficient statistic necessary and sufficient σ-field necessary condition necessary condition for optimality necessary heirship necessary labor under the socialist system necessary labour and surplus labour necessary nutrients

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