 |
| |||
| removable arch; removable roof (печи); removable arch (печи) | |||
| removable crown (печи); removable roof | |||
| съёмный свод: 10 phrases in 4 subjects |
| Construction | 1 |
| Electronics | 1 |
| Metallurgy | 4 |
| Technology | 4 |
|
| |||
| removable arch; removable roof (печи); removable arch (печи) | |||
| removable crown (печи); removable roof | |||
| съёмный свод: 10 phrases in 4 subjects |
| Construction | 1 |
| Electronics | 1 |
| Metallurgy | 4 |
| Technology | 4 |