This electromechanical product imagination combined cylinder linear motor with well pump, which makes the whole system easily controlled and simplified.
将圆筒型直线电机与井下泵组合成机电一体化产品的设想，使整个系统的结构变得简单而易于控制。
A control valve, the valve position of which is controlled by the pressure on the slave cylinder side of the pump, is arranged parallel to the pump.
与该泵并联地设置有一个控制阀，该控制阀的阀位置通过该泵的主动缸侧的压力来控制。
A control valve, the valve position of which is controlled by the pressure on the slave cylinder side of the pump, is arranged parallel to the pump.
与该泵并联地设置有一个控制阀，该控制阀的阀位置通过该泵的主动缸侧的压力来控制。
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