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| low current systems (тж. системы слабых токов (fire alarm system, public address, MATV System, CCTV System, AudioVisual system, Nursecall, etc.) 'More); light current systems (тж. системы слабых токов (fire alarm system, public address, MATV System, CCTV System, AudioVisual system, Nursecall, etc.) 'More) | |||
| слаботочные системы: 1 Phrase in 1 Thematik |
| Elektronik | 1 |