| |||
outdoor air | |||
fresh air; outside air; replacement air |
air extérieur: 20 phrases in 8 subjects |
Construction | 3 |
Energy industry | 2 |
Mechanic engineering | 2 |
Municipal planning | 3 |
Natural resourses and wildlife conservation | 4 |
Nuclear physics | 2 |
Technology | 1 |
Transport | 3 |