 |
| libre parcours moyen: 14 phrases in 6 subjects |
| Construction | 1 |
| Metallurgy | 3 |
| Meteorology | 1 |
| Physics | 1 |
| Radio | 1 |
| Радиоактивное излучение | 7 |
|
| libre parcours moyen: 14 phrases in 6 subjects |
| Construction | 1 |
| Metallurgy | 3 |
| Meteorology | 1 |
| Physics | 1 |
| Radio | 1 |
| Радиоактивное излучение | 7 |