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

单词	reciprocating vacuum pump
释义	reciprocating vacuum pump Encyclopedia 工学真空泵释 reciprocating vacuum pump往复真空泵靠活塞往复运动使泵腔（气缸）的工作容积周期性地变化来抽气的真空泵。又称活塞真空泵。
随便看	double factorial double fan graph double fertilization double fibration double-firing double fission double-flow double flower double flow passage impeller double-focusing spectrometer double folding potential double folium double-free set double galaxy double gamma-function double gate double-gate FET double gate field-effect transistor Double Gauss Lens double-Gauss lens double Gauss objective double gimbal control moment gyro double-glazed PV module double-graded double graph

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