Hydraulic pressure system is to provide the driving force basis with the electric motor, oil using a hydraulic pump to change mechanical energy into pressure , driving hydraulic pressure. Change glib flow direction of hydraulic pressure by controlling the various valve , drive the hydraulic pressure jar to make the action being ...
Hydraulic system is the basis of electric power, the use of mechanical energy to pump into the pressure of hydraulic oil to promote. Through the control valve to change the flow of...
