| |||
signaling unit; signalling unit; signal unit | |||
signaling panel (appareil de transmission); alarm panel (appareil de transmission); alarm unit (transmission equipment, appareil de transmission) |
unité de signalisation : 40 phrases in 5 subjects |
Aviation | 1 |
Communications | 14 |
Electronics | 21 |
Technology | 2 |
Telecommunications | 2 |