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sucker rod

查词链接:https://www.dute.org/dict/sucker_rod复制链接
深井泵活塞杆,[油气] 抽油杆
查看英英释义
abstract:
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.

常用短语
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