 |
| |||
| transposition du signal | |||
| transformation de signal | |||
| |||
| conversion des signaux | |||
| преобразования сигналов: 15 phrases in 9 subjects |
| Air defense | 1 |
| Astronautics | 2 |
| Automated equipment | 2 |
| Aviation | 1 |
| Electronics | 1 |
| Mechanic engineering | 1 |
| Military | 1 |
| Radio | 3 |
| Technology | 3 |