efficiency of the pumping unit
... efficacy end points 有效性终点 efficiency of the pumping unit 抽油机效率 EGF 表皮生长因子 ...
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扩大了抽油机使用效率 Expanding the pumping efficiency
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为了解决游梁式抽油机效率低、能耗高和调整参数复杂等问题，研制开发了电动机换向智能抽油机。
To solve the problems of low efficiency and high power consumption and inconvenient parameter adjustment of beam pumping units, a motor-reversing type pumping unit is developed.
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