 |
| |||
| cintrage des tubes | |||
| |||
| coude de tube; renvoi de tube | |||
| lyre de dilatation | |||
| pipe bending: 7 phrases in 5 subjects |
| Coal | 1 |
| Communications | 1 |
| Construction | 2 |
| Mechanic engineering | 2 |
| Transport | 1 |
|
| |||
| cintrage des tubes | |||
| |||
| coude de tube; renvoi de tube | |||
| lyre de dilatation | |||
| pipe bending: 7 phrases in 5 subjects |
| Coal | 1 |
| Communications | 1 |
| Construction | 2 |
| Mechanic engineering | 2 |
| Transport | 1 |