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

单词	liquid ring vacuum pump
释义	liquid ring vacuum pump Encyclopedia 工学真空泵释 liquid ring vacuum pump液环真空泵靠偏置叶轮在泵腔内回转运动使工作室容积周期性变化以实现抽气的真空泵。
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