| |||
| arista difractora; borde difractor | |||
|
arete de diffraction : 8 phrases in 3 subjects |
| Communications | 4 |
| Electronics | 3 |
| Radio | 1 |
| |||
| arista difractora; borde difractor | |||
|
arete de diffraction : 8 phrases in 3 subjects |
| Communications | 4 |
| Electronics | 3 |
| Radio | 1 |