| |||
| coupe-circuit d'abaissement | |||
|
down valve : 13 phrases in 6 subjects |
| Chemistry | 1 |
| Materials science | 2 |
| Mechanic engineering | 5 |
| Metallurgy | 1 |
| Technology | 1 |
| Transport | 3 |
| |||
| coupe-circuit d'abaissement | |||
|
down valve : 13 phrases in 6 subjects |
| Chemistry | 1 |
| Materials science | 2 |
| Mechanic engineering | 5 |
| Metallurgy | 1 |
| Technology | 1 |
| Transport | 3 |