This method enhances the twisting strength of system power transmission by using hollow sucker rod,and improve the fluidity of wellbore oil,thereby improve the system working condition.
英
美
释义
该方法通过空心电热杆增强螺杆泵系统动力传动杆的抗扭能力,改善井筒原油的流动性,从而提高了系统的工况。
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