 |
| |||
| direction de propagation | |||
| |||
| direction de propagation de l'énergie d'une onde | |||
|
direction of propagation : 5 phrases in 3 subjects |
| Electronics | 2 |
| Natural resourses and wildlife conservation | 2 |
| Technology | 1 |
|
| |||
| direction de propagation | |||
| |||
| direction de propagation de l'énergie d'une onde | |||
|
direction of propagation : 5 phrases in 3 subjects |
| Electronics | 2 |
| Natural resourses and wildlife conservation | 2 |
| Technology | 1 |