鼓 风机 : 120 phrases in 13 subjects |
Aviation | 1 |
Construction | 1 |
Electronics | 14 |
Food industry | 1 |
General | 27 |
Metallurgy | 2 |
Nautical | 9 |
Oil / petroleum | 1 |
Oil and gas | 7 |
Oil processing plants | 2 |
Technology | 53 |
Telecommunications | 1 |
Thermal engineering | 1 |