 |
| |||
| self-feeding furnace | |||
| automatic stoking | |||
| mechanical stoker | |||
| автоматическая топка: 8 phrases in 6 subjects |
| Cement | 1 |
| Energy industry | 1 |
| Geology | 1 |
| Mechanic engineering | 3 |
| Rail transport | 1 |
| Silicate industry | 1 |
|
| |||
| self-feeding furnace | |||
| automatic stoking | |||
| mechanical stoker | |||
| автоматическая топка: 8 phrases in 6 subjects |
| Cement | 1 |
| Energy industry | 1 |
| Geology | 1 |
| Mechanic engineering | 3 |
| Rail transport | 1 |
| Silicate industry | 1 |