 |
| |||
| rayonnement direct | |||
| прямая радиация: 5 phrases in 4 subjects |
| Astronautics | 1 |
| Construction | 2 |
| Hydraulic engineering | 1 |
| Natural resourses and wildlife conservation | 1 |
|
| |||
| rayonnement direct | |||
| прямая радиация: 5 phrases in 4 subjects |
| Astronautics | 1 |
| Construction | 2 |
| Hydraulic engineering | 1 |
| Natural resourses and wildlife conservation | 1 |