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GB 51251-2017 第5.2.2条 Technical Standard for Smoke Control and Exhaust Systems in Buildings

System control消防工程

GB 51251-2017 第5.2.2条

| **** | **Make-up air system interlock**: The make-up air system shall be interlocked with the smoke exhaust system; when the smoke exhaust fan starts, the make-up air fan in the corresponding area shall start simultaneously. |

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