 |
| |||
| steel-making pig iron (чугун, предназначенный для переработки в сталь) | |||
| open hearth iron | |||
| conversion pig iron; steel-making iron | |||
| open-hearth pig iron (мартеновский); pig iron; steelmaking iron; steelmaking pig iron | |||
| передельный чугун: 12 phrases in 7 subjects |
| Automated equipment | 2 |
| Construction | 1 |
| Makarov | 1 |
| Mechanic engineering | 1 |
| Metallurgy | 2 |
| Steel production | 1 |
| Technology | 4 |