 |
| |||
| охлаждение газа | |||
| refroidissement de gaz: 8 phrases in 4 subjects |
| Astronautics | 1 |
| Chemistry | 2 |
| Natural resourses and wildlife conservation | 2 |
| Technology | 3 |
|
| |||
| охлаждение газа | |||
| refroidissement de gaz: 8 phrases in 4 subjects |
| Astronautics | 1 |
| Chemistry | 2 |
| Natural resourses and wildlife conservation | 2 |
| Technology | 3 |