开关门机 gate operator
自动开关门机 gate power operator
开/关门 open/shut doors ; open/close the door
开关门电路 [电子] switching gate ; [电子] logical gate
遥控开关门 keyless entry
液压开关门器 Hydraulic door openers and closers ; Door openers and closers ; hydraulic door opener
门开关 door switch ; [电子] gate switch ; door trip ; JMW
气动开关门器 Pneumatic door openers and closers ; pneumatic door opener
自动开关门 auto-door
离开时请关门 Please close the door behind you ; Please close the door on leaving
这些列车可以自行启动、停车、开关门以及处理紧急情况。
These trains can start and stop, open and close doors, and deal with emergencies themselves.
人们开关门时，门所产生的机械能可转化成为电能。
When people open or close a door, the door produces mechanical energy that could be turned into electric energy.
不要站在门口挡道。衣服和随身物品应远离开关门区域。
Stand clear of the doors, keeping clothes and carry-ons away from the opening.
应用推荐