air casing 气夹层 ; 空气夹层 ; 气隔套 ; 通风道
Air cleaner casing 空气滤清器外壳
air-intake casing 进气管道 ; 吸气围阱
air intake casing 进气壳体 ; 进气道外壳
stack air casing 烟囱空气隔层
air-casing 空气套
casing pipe for air [建] 吹风套管
Casing air conditioning: indoor and outdoor machine are one, applicable to small area of the room, installing and cheaper prices.
窗式空调：室内外机合为一体，适用于小面积房间，安装方面且价格便宜。
To make matters worse, the actual casing with all the little air vent holes amplifies the noise.
更糟糕的是，与所有的小空调通风孔实际套管的噪声放大。
Teflon - lined pipe, casing, elbow, the three exchanges or four, size head, cylinder, air compressor - oxygen - ring, gasket seal ring and auto parts.
聚四氟乙烯内衬直管， 套管，弯头，三通，四通，大小头，筒体，空压机-制氧机- 活塞环、密封圈和汽配封圈。
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