GB 50116-2013 第4.1.6条
| | For fire protection equipment requiring linkage control by an automatic fire alarm system, the linkage trigger signal shall adopt an "AND" logic combination of alarm signals from two independent alarm trigger devices. |
| | For fire protection equipment requiring linkage control by an automatic fire alarm system, the linkage trigger signal shall adopt an "AND" logic combination of alarm signals from two independent alarm trigger devices. |
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