| |||
| secondary fluid | |||
|
fluide secondaire : 4 phrases in 4 subjects |
| Chemistry | 1 |
| Electric motors | 1 |
| Nuclear and fusion power | 1 |
| Transport | 1 |
| |||
| secondary fluid | |||
|
fluide secondaire : 4 phrases in 4 subjects |
| Chemistry | 1 |
| Electric motors | 1 |
| Nuclear and fusion power | 1 |
| Transport | 1 |