| 摘要 |
For humidifying the air in an aircraft cabin, individual spray nozzles are each directed towards a zone including the face of a passenger and fed with water via a controllable closure valve. Typically, each spray nozzle is fed by a respective cartridge or can of pressurized water located in a receptacle formed in a seatback. The closure valve of each spray nozzle may be individually moved from closed to open position by the passenger
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