 |
| |||
| лёгкая вода; обычная вода | |||
| eau légère: 6 phrases in 4 subjects |
| Electronics | 1 |
| Natural resourses and wildlife conservation | 1 |
| Nuclear and fusion power | 1 |
| Technology | 3 |
|
| |||
| лёгкая вода; обычная вода | |||
| eau légère: 6 phrases in 4 subjects |
| Electronics | 1 |
| Natural resourses and wildlife conservation | 1 |
| Nuclear and fusion power | 1 |
| Technology | 3 |