exhausted air : 42 phrases in 11 subjects |
Agriculture | 1 |
Construction | 6 |
Environment | 2 |
Mechanic engineering | 3 |
Medical | 1 |
Metallurgy | 1 |
Natural resourses and wildlife conservation | 4 |
Natural sciences | 3 |
Nuclear physics | 13 |
Technology | 3 |
Transport | 5 |