| |||
| machine de creusement mécanique des galeries | |||
| mécanisme de commande | |||
|
driving machine : 8 phrases in 3 subjects |
| Construction | 3 |
| Mechanic engineering | 1 |
| Transport | 4 |
| |||
| machine de creusement mécanique des galeries | |||
| mécanisme de commande | |||
|
driving machine : 8 phrases in 3 subjects |
| Construction | 3 |
| Mechanic engineering | 1 |
| Transport | 4 |