 |
| |||
| разборная углевыжигательная печь | |||
| four mobile: 9 phrases in 6 subjects |
| Chemistry | 1 |
| Construction | 1 |
| Food industry | 1 |
| Mechanic engineering | 1 |
| Metallurgy | 4 |
| Technology | 1 |
|
| |||
| разборная углевыжигательная печь | |||
| four mobile: 9 phrases in 6 subjects |
| Chemistry | 1 |
| Construction | 1 |
| Food industry | 1 |
| Mechanic engineering | 1 |
| Metallurgy | 4 |
| Technology | 1 |