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| 音响联络 | |||
| 声音信号连络; 听力联络 | |||
| 声音通信; 音响通信 | |||
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| 声号通信 | |||
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звуковая связь : 12 phrases in 3 subjects |
| General | 4 |
| Military | 5 |
| Nautical | 3 |
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