【机械工程】隔风墙

因此,他们需要你写一个是否能平分这些弹珠的方案。

United States Air Force

air-sea rescue

air spray disinfecter and disinfectant

air-conditioning

forced oil-circulated air-cooled transformer【电】

air-conditioning unit【制冷】

mechanical screwdriver, air wrench, electric or hydraulic screwdriver,

air pistol adapted for underwater use