无码另类,亚洲五月婷,av黑人床战,中文久久久久久

  • Pneumatic actuated valve remote control ...DJC-VK pneumatic valves remote control system consists of valves control console (box), solenoid valves, pneumatic actuator, emergency hand pump, pneumatic actuated butterfly valve, pneumatic actuated check stop valve, pneumatic actuated stop valve etc.
  • Control console and control cabinetThe control console is used to control all valves. A mimic panel on the front of control console which is made according to the ballast tank and oil pipeline. The mimic panel is installed with the indicating lamps displaying the valves open/close, meter i
  • Pneumatic Actuated Butterfly ValveSingle/Double action butterfly ，Double action stop/ check stop ,Single action stop/ check stop valve