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pumping jack meaning in English

抽油机
多井联动抽油简易抽油架

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. pumping iron
  12. pumping irrigation
  13. pumping joint
  14. pumping lamp
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