【生活】空气扩散器（散流器）【机械工程】气体扩散

摘要研制了一种旋流式低温送风口，并进行了空气动力学、低温送风及噪声测试。

air purge

air spray disinfecter and disinfectant

open air condenser

air line lubricator

air pistol adapted for underwater use

oxygen enriched air

air-cooled rotor

secondary air (supplementary air) detoxication of exhaust gases