| |||
air manifold; air trunk | |||
air conduit; air duct; piping for air | |||
air-flue | |||
air passage | |||
air funnel; airline; air piping; air line | |||
| |||
airduct | |||
| |||
air piping | |||
| |||
air-conditioning duct | |||
| |||
air duct |
空 气管道 : 44 phrases in 11 subjects |
Architecture | 1 |
Automobiles | 4 |
Aviation | 1 |
Chemistry | 1 |
Electric machinery | 1 |
Electronics | 2 |
Engineering geology | 1 |
Metallurgy | 1 |
Racing and motorsport | 1 |
Refrigeration | 2 |
Technology | 29 |