| |||
| barrière de diffusion; barrière f | |||
|
diffusion barrier : 2 phrases in 2 subjects |
| Earth sciences | 1 |
| Nuclear and fusion power | 1 |
| |||
| barrière de diffusion; barrière f | |||
|
diffusion barrier : 2 phrases in 2 subjects |
| Earth sciences | 1 |
| Nuclear and fusion power | 1 |