highly-deviated pumping well
...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 ..
基于8个网页-相关网页
highly-deviated pumping well
大斜度抽油井
以上为机器翻译结果,长、整句建议使用 人工翻译 。