The sand control of oil well pump is very important for drilling-production system.
抽油泵防砂是钻采系统防砂的一个重要环节。
Use: May serve as the transmission in the oil transfer system, the booster pump.
在真空系统中，这种泵可单独使用，或作为增压泵、扩散泵等的前级泵。
Sway oil pump stator is an important part of the drive system.
转向油泵定子是传动系统的重要零件。
The oil pump drive gear oil seal is damaged, the air into the hydraulic system;
油泵主动齿轮油封损坏，空气进入液压系统；
The oil pump drive gear oil seal is damaged, the air into the hydraulic system;
油泵主动齿轮油封损坏，空气进入液压系统；
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