ventilatie : 58 phrases in 15 subjects |
Agriculture | 10 |
Chemistry | 3 |
Coal | 1 |
Construction | 3 |
Earth sciences | 2 |
Electronics | 1 |
Environment | 2 |
General | 5 |
Health care | 1 |
Life sciences | 2 |
Materials science | 2 |
Mechanic engineering | 2 |
Municipal planning | 13 |
Technology | 1 |
Transport | 10 |