| |||
| air blast; blast-furnace air | |||
| |||
| blast-furnace air | |||
| blast-furnace blast | |||
|
доменное дутье : 6 phrases in 3 subjects |
| Makarov | 1 |
| Metallurgy | 2 |
| Technology | 3 |
| |||
| air blast; blast-furnace air | |||
| |||
| blast-furnace air | |||
| blast-furnace blast | |||
|
доменное дутье : 6 phrases in 3 subjects |
| Makarov | 1 |
| Metallurgy | 2 |
| Technology | 3 |