【机械工程】往复运动【机械工程】往复运动

电液推杆以电动机正反转，带动双向泵输出压力油，经液压阀控制，送至液压缸，实现活塞杆的往复运动。

分体推杆，接上电源让油缸在无负载情况下，往复动作数次使油缸和油管中空气排出、再带上负载。

reciprocating motion

reciprocating diaphragm pump

equalisation of pulses, compressed-air chamber, reciprocating-piston pump

reciprocating mass

pumping system reciprocating-piston pump

hydrostatic engines of reciprocating-piston type with

multi-cylinder reciprocating-piston engine, hydrostatic

reciprocating-piston engine, hydrostatic (reciprocating-piston motor)