| |||
| tronçon de tube | |||
| élément de longueur droite | |||
|
pipe section : 7 phrases in 4 subjects |
| Construction | 2 |
| General | 3 |
| Industry | 1 |
| Natural resourses and wildlife conservation | 1 |
| |||
| tronçon de tube | |||
| élément de longueur droite | |||
|
pipe section : 7 phrases in 4 subjects |
| Construction | 2 |
| General | 3 |
| Industry | 1 |
| Natural resourses and wildlife conservation | 1 |