少妇高潮不断出白浆av,国产亚洲综合区成人国产系列,国产乱理伦片在线,欧美、另类亚洲日本一区二区

Electric actuated valve remote control system 


DJC-VK electric valves remote control system consists of valves control console (box), electric actuator, electric actuated butterfly valve, electric actuated check stop valve, electric actuated stop valve etc. With mimic panel and/or computer/computer for pipe system,all the valves can be operated on mimic panel and/or computer, and with feedback signal indication and integrated failure alarm. The electric actuators can be manual open/shut when emergency.