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| 消防信号系统 | |||
| 火灾报警系统; 火警信号系统; 消防报警系统; 火警报警系统; 火警系统; 火警信号装置; 火警信号设备系统 | |||
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система пожарной сигнализации : 16 phrases in 5 subjects |
| Electronics | 1 |
| Firefighting and fire-control systems | 4 |
| General | 6 |
| Nautical | 1 |
| Technology | 4 |
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