调压阀 : 120 phrases in 18 subjects |
Agriculture | 1 |
Automobiles | 20 |
Aviation | 8 |
Chemistry | 1 |
Compressors | 5 |
Drilling | 4 |
Electric machinery | 1 |
Electronics | 3 |
General | 2 |
Metallurgy | 5 |
Mining | 1 |
Nautical | 4 |
Oil / petroleum | 5 |
Rail transport | 3 |
Refrigeration | 17 |
Shipbuilding | 7 |
Space | 1 |
Technology | 32 |