| |||
air sweeping system (Porcia) | |||
air recirculation system | |||
air circulating system | |||
air-circulating system |
система циркуляции воздуха: 18 phrases in 10 subjects |
Astronautics | 3 |
Automobiles | 2 |
Construction | 3 |
Makarov | 2 |
Nautical | 1 |
Occupational health & safety | 1 |
Production | 2 |
Textile industry | 2 |
Thermal engineering | 1 |
Transport | 1 |