1. irrigation and drainage pump 
   排灌用泵
2. liquid ring vacuum pump 
   液环真空泵
3. molecular sieve adsorption pump 
   分子筛吸附泵
4. oil diffusion ejector pump 
   油扩散喷射泵
5. rotary plunger vacuum pump 
   滑阀真空泵

查看更多例句 相关情景会话

• 1. 沃特伯里轴向柱塞泵
  {n.}循环水泵 waterbury pump...沃特伯里轴向柱塞泵 We have a pump for drawing water from the well...我们用一个水泵从井里抽水 We often liken the heart to a pump.
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