 |
| |||
| последовательная разливка "плавка на плавку" | |||
|
continuous continuous casting practice : 1 a las frases, 1 temas |
| Metalurgia | 1 |
|
| |||
| последовательная разливка "плавка на плавку" | |||
|
continuous continuous casting practice : 1 a las frases, 1 temas |
| Metalurgia | 1 |