| |||
warning device | |||
alarm device; alarm (аварийное) | |||
alarm | |||
alarm system | |||
alarm annunciator (ssn) | |||
safety alarm | |||
| |||
annunciator |
устройство аварийной сигнализации: 6 phrases in 5 subjects |
Firefighting and fire-control systems | 1 |
General | 1 |
Metrology | 2 |
Programming | 1 |
Security systems | 1 |