?????? Pakyok168 ??????????????????????????? ???????-????? ?????????????????-?????????????????????????????????????????????????????????????????????? Pakyok168 ????????????????? (Hi-Lo) ????????????????????????????????? ??? “???????” ??? “????????” ????????????????????????????????????????????????????????????????????????? ?????????????????????

?????Naga ?????????????????????? 3D ?????????????????????????????????????????? Bunny99 ????????????????????????????????????????????????????????? ????????????????????????????????????????????????????????????????????????????????????????????? Bunny99 ?????? ?????????????????????????????????????????????????????????????? ?????????????????????????????????

A pneumatic butterfly valve operates by producing 1 / 4 convert to possibly open up or near. The ability to open or shut is enhanced by a pneumatic actuator that generates electric power when it comes to torque that twists the disc to open and close. To start out a pneumatic butterfly valve, the actuator is turned on. The run actuator makes torque