 |
| |||
| звуковой сигнал | |||
| сигнал звуковой частоты | |||
| акустический сигнал | |||
| audible signal: 15 phrases in 9 subjects |
| Automated equipment | 1 |
| Construction | 1 |
| Makarov | 1 |
| Nautical | 1 |
| Security systems | 2 |
| Technology | 5 |
| Telecommunications | 1 |
| Telephony | 1 |
| Transport | 2 |
|
| |||
| звуковой сигнал | |||
| сигнал звуковой частоты | |||
| акустический сигнал | |||
| audible signal: 15 phrases in 9 subjects |
| Automated equipment | 1 |
| Construction | 1 |
| Makarov | 1 |
| Nautical | 1 |
| Security systems | 2 |
| Technology | 5 |
| Telecommunications | 1 |
| Telephony | 1 |
| Transport | 2 |