| |||
| radiogoniometria por anulação de sinal | |||
|
direction-finding : 30 phrases in 9 subjects |
| Commerce | 1 |
| Communications | 13 |
| Electronics | 1 |
| General | 1 |
| Information technology | 3 |
| Life sciences | 1 |
| Natural sciences | 1 |
| Radio | 1 |
| Transport | 8 |
| |||
| radiogoniometria por anulação de sinal | |||
|
direction-finding : 30 phrases in 9 subjects |
| Commerce | 1 |
| Communications | 13 |
| Electronics | 1 |
| General | 1 |
| Information technology | 3 |
| Life sciences | 1 |
| Natural sciences | 1 |
| Radio | 1 |
| Transport | 8 |