A kind of electric hydraulic control on variable stroke for wind pump.
风力提水机变行程的电液控制
Designing Suggestion of High Stroke Reciprocating Pump Valve Disk Raising Program
高冲次往复泵阀盘升程的设计建议
Dual role in the reciprocating piston pump gas in both two stroke compressed gases.
双作用泵气活塞在往复两个冲程中都压缩气体。
An adjustable stroke piston pump and its application in the cold rectify machine for wheel hubs
可调节行程的柱塞缸及其在轮毂冷矫形的应用
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