 |
| |||
| S.O.S. | |||
| distress signal (SOS); call of distress (plushkina); shot of distress | |||
| alarm; safety signal; signal MAYDAY | |||
| danger alarm; emergency signal | |||
| destress message; distress alert; distress call; signal of distress | |||
| SOS | |||
| mayday | |||
| emergency flag | |||
| distress message; rescue message; SOS-signal | |||
| distress call (SOS); distress sign | |||
| distress signal | |||
| distress call (по радио); flag of distress | |||
| a signal of distress | |||
| |||
| signals of distress | |||
| distress traffic (по радио) | |||
| distress signals | |||
| distress information | |||
| |||
| mayday | |||
| сигнал бедствия: 116 短语, 19 学科 |
| 一般 | 11 |
| 军队 | 5 |
| 医疗的 | 1 |
| 历史的 | 2 |
| 媒体 | 4 |
| 安全系统 | 4 |
| 导航 | 1 |
| 技术 | 19 |
| 气象 | 2 |
| 生态 | 1 |
| 电信 | 12 |
| 电子产品 | 6 |
| 经济 | 1 |
| 航天 | 2 |
| 航海 | 17 |
| 航空 | 9 |
| 造船 | 2 |
| 马卡罗夫 | 16 |
| 高频电子 | 1 |