вентиляционное отверстие: 73 phrases in 25 subjects |
Architecture | 6 |
Astronautics | 1 |
Automobiles | 4 |
Aviation | 4 |
Construction | 16 |
Drilling | 2 |
Energy industry | 2 |
Forestry | 4 |
General | 3 |
Hydraulic engineering | 1 |
Industry | 1 |
Makarov | 1 |
Measuring instruments | 3 |
Mechanic engineering | 2 |
Medical | 1 |
Military | 2 |
Nautical | 2 |
Oil and gas | 3 |
Oil and gas technology | 1 |
Public utilities | 1 |
Silicate industry | 2 |
Technology | 8 |
Thermal engineering | 1 |
Transport | 1 |
Ventilation | 1 |