 |
| |||
| electronic recorder | |||
|
enregistreur électronique : 10 phrases in 5 subjects |
| Antennas and waveguides | 2 |
| Automated equipment | 1 |
| Chemistry | 1 |
| Communications | 1 |
| Electronics | 5 |
|
| |||
| electronic recorder | |||
|
enregistreur électronique : 10 phrases in 5 subjects |
| Antennas and waveguides | 2 |
| Automated equipment | 1 |
| Chemistry | 1 |
| Communications | 1 |
| Electronics | 5 |