мигающий сигнал: 34 phrases in 16 subjects |
Automobiles | 6 |
Communications | 1 |
Construction | 1 |
Electronics | 1 |
Firefighting and fire-control systems | 1 |
General | 3 |
Information technology | 3 |
Mass media | 1 |
Military | 5 |
Occupational health & safety | 1 |
Road works | 1 |
Security systems | 1 |
Technology | 4 |
Telephony | 2 |
Traffic control | 1 |
Transport | 2 |