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pump jack meaning in English

深井活塞泵泵杆的驱动器

Examples

  1. Research on method of solving balance in a new type pumping jack by computer
    用计算机求解一种新型抽油机平衡的方法研究

Related Words

  1. jack jackson
  2. auto jack
  3. dovetail jack
  4. jack treys
  5. jack kruschen
  6. jack tuijp
  7. jack wilson
  8. outgoing jack
  9. to jack
  10. print jack
  11. pump it
  12. pump it up exceed portable
  13. pump jet
  14. pump jet propeller
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