highly-deviated pumping well的意思|示意
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大斜度抽油井
highly-deviated pumping well的网络常见释义
大斜度抽油机井 ...大斜度抽油机井 油管 抽油杆 偏磨 检泵周期 [gap=897]Keywords] two-way protection rod collar；highly-deviated pumping well；oil tube；rod；eccentric wear；pump maintenance cycle ..