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sucker rod

  • 深井泵活塞杆,[油气] 抽油杆

网络短语

  • sucker-rod pumping well
    有杆泵采油井
  • releasing sucker rod overshot
    松开式抽油杆打捞筒

英英释义

  • A sucker rod is a steel rod, typically between 25 and 30 feet (7 to 9 meters) in length, and threaded at both ends, used in the oil industry to join together the surface and [components of a reciprocating piston pump installed in an oil well. The pumpjack] is the visible above-ground drive for the well pump, and is connected to the downhole pump at the bottom of the well by a series of interconnected sucker rods.