| |||
хронологический аварийный сигнал (oleg.vigodsky) |
history alarm : 14 phrases in 8 subjects |
Automated equipment | 1 |
Measuring instruments | 3 |
Mechanic engineering | 1 |
Pipelines | 1 |
Programming | 1 |
Security systems | 1 |
Technology | 2 |
Telecommunications | 4 |