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信号系统 | |||
信号设备系统; 告警系统; 警告系统 |
система сигнализации : 123 phrases in 11 subjects |
Automated equipment | 1 |
Aviation | 3 |
Electronics | 13 |
Firefighting and fire-control systems | 5 |
General | 39 |
Military | 2 |
Nautical | 2 |
Oil and gas | 2 |
Security systems | 2 |
Technology | 52 |
Telecommunications | 2 |