afvoer : 119 phrases in 17 subjects |
Agriculture | 7 |
Chemistry | 2 |
Coal | 4 |
Construction | 9 |
Earth sciences | 16 |
Electronics | 2 |
Energy industry | 1 |
Environment | 14 |
General | 8 |
Industry | 3 |
Information technology | 3 |
Life sciences | 28 |
Mechanic engineering | 7 |
Municipal planning | 1 |
Natural sciences | 2 |
Technology | 2 |
Transport | 10 |