| |||
save our souls | |||
distress call | |||
"L" flag | |||
save our soul | |||
sos | |||
distress signal | |||
may day; save our ship | |||
emergency call | |||
emergency pulse; signal for help | |||
| |||
emergency pulse | |||
| |||
save our ship |
呼救信号: 20 phrases in 9 subjects |
Aviation | 1 |
Commerce | 1 |
Economy | 1 |
Electronics | 2 |
Oil / petroleum | 1 |
Space | 3 |
Technology | 8 |
Telecommunications | 2 |
Textile industry | 1 |