 |
| |||
| компоненты сталей (Alex_Odeychuk) | |||
|
components of steels : 5 a las frases, 3 temas |
| Industria | 1 |
| Industria energetica | 2 |
| Tecnología | 2 |
|
| |||
| компоненты сталей (Alex_Odeychuk) | |||
|
components of steels : 5 a las frases, 3 temas |
| Industria | 1 |
| Industria energetica | 2 |
| Tecnología | 2 |