axe de rotation : 43 phrases in 13 subjects |
Astronomy | 1 |
Chemistry | 2 |
Communications | 1 |
Construction | 10 |
Earth sciences | 3 |
Electronics | 2 |
Finances | 2 |
Materials science | 2 |
Mechanic engineering | 1 |
Nuclear physics | 1 |
Radiation | 1 |
Technology | 9 |
Transport | 8 |