- 往復(fù)式真空泵
- reciprocate: vt.,vi. 1.互換，交換；酬答，報答 (with) ...
- vacuum pump: 真空泵，真空抽氣機。
- reciprocating pump: 往復(fù)泵，活塞泵; 往復(fù)式泵; 往復(fù)式水泵; 往式泵; 循環(huán)泵
- borehole reciprocating pump: 往復(fù)式井下泵; 往復(fù)式深井泵
- deep well reciprocating pump: 往復(fù)式深井泵
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