【机】 气笛

主空气瓶（控制空气瓶、汽笛空气瓶）装船后气密试验和安全阀的调整。

air blower

air embolism

spray deflector air-cushion vehicle

cast-resin dry-type transformer, air-cooled transformer (air-core transformer)

trading port open to sea, land and air

air-conditioning unit【制冷】

air-surface gap sparking-plug

being controlled dependent on air throttle valv