The concentrated pneumaticcontroldevice is easy to operate, and can effectively protect, adjust and control the pneumatic actuator and make it more bearable to pressure.
集中气动控制装置，便于操作，能有效保护、调节、控制气动执行元件使之具有更高的承压能力。
2
The device includes air source, control system and a pneumatic expansion brake.
此安全装置是由气源、气动控制系统和一个气动膨胀式制动器组成。
3
The paper introduced the pneumatic logic control technology applied to auto spray device in roadway development.