contre pression : 30 phrases in 13 subjects |
Agriculture | 1 |
Chemistry | 1 |
Communications | 1 |
Construction | 1 |
Earth sciences | 3 |
Electricity generation | 1 |
Electronics | 2 |
Forestry | 1 |
Mechanic engineering | 4 |
Metallurgy | 5 |
Municipal planning | 1 |
Technology | 8 |
Transport | 1 |