 |
| |||
| Schweben n | |||
| витание: 12 phrases in 6 subjects |
| Chemistry | 3 |
| Construction | 1 |
| Energy industry | 5 |
| Food industry | 1 |
| Natural resourses and wildlife conservation | 1 |
| Technology | 1 |
|
| |||
| Schweben n | |||
| витание: 12 phrases in 6 subjects |
| Chemistry | 3 |
| Construction | 1 |
| Energy industry | 5 |
| Food industry | 1 |
| Natural resourses and wildlife conservation | 1 |
| Technology | 1 |