英和和英

an air‐conditioning plant

a device for used to ventilate an area

a ventilation system

an apparatus that eliminates unpleasant odors

a device using compressed air as the spring through which shock is absorbed

a device which blows air, called electric fan

a device called a ventilation cylinder

a device used to keep the air moist

a device that produces a current of air

a stink-trap

a device for de-humidifying

an air chamber in a hydraulic gear

an apparatus for drying something

a air ventilator of a room called {fan coil unit}

a ventilator of a building

an apparatus for drying something, called vacuum dryer

The ventilation is out of order.

an apparatus that dries something by blowing warm air on it

This is an apparatus for purifying the air in the room.

a device that sprays compressed air like a wall and creates a curtain through which people and animals may pass, but not dust or insects

a device (such as a fan) that introduces fresh air or expels foul air