进气 管 : 247 phrases in 14 subjects |
Animal husbandry | 1 |
Automobiles | 167 |
Aviation | 4 |
Compressors | 3 |
Desert science | 1 |
Electronics | 1 |
General | 1 |
Metallurgy | 9 |
Oil / petroleum | 2 |
Rail transport | 5 |
Refrigeration | 5 |
Shipbuilding | 6 |
Space | 3 |
Technology | 39 |