dispositifs de sécurité : 40 phrases in 14 subjects |
Agriculture | 4 |
Aviation | 1 |
Chemistry | 3 |
Coal | 1 |
Economy | 1 |
Electronics | 1 |
Environment | 2 |
General | 1 |
Industry | 3 |
Information technology | 3 |
Labor law | 8 |
Mechanic engineering | 7 |
Sociology | 1 |
Transport | 4 |