| 释义 |
1 ?杆式油泵 ... rod pump 杆式泵 sucker rod pump 杆式泵 ; 有杆泵 ; 抽油泵 ; 有杆抽油泵 rod oil-pump 杆式油泵 ...
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Other possible reasons include problems with the oil pump, rod and main bearing clearances, camshaft stopping playing, or cam bearings and lifters. 其他可能的原因包括油泵问题、杆和主轴承的空隙、凸轮轴停止工作、或者凸轮的方位和升降。 - 2
Other possible reasons include problems with the oil pump, rod and main bearing clearances, camshaft end play, or CAM bearings and lifters. 其他可能的原因包括油泵问题，杆和柱轴承之间的空隙，凸轮轴停止工作或者凸轮的方位和升降等。 - 3
During oil recovery by rod pump, owing to the elastic stretching and shrinking of the tubing string, the stroke loss of the subsurface pump reaches 10%. 在有杆泵抽油过程中，因油管弹性伸缩，抽油泵冲程损失达10%以上。
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