 |
| |||
| air outlet; supply air opening; air inlet; air supply outlet (для воздуха) | |||
| приточное отверстие: 21 phrases in 8 subjects |
| Architecture | 1 |
| Construction | 13 |
| Military | 1 |
| Public utilities | 2 |
| Silicate industry | 1 |
| Technology | 1 |
| Thermal engineering | 1 |
| Ventilation | 1 |