GB 50243-2016 第7.2.6条
| | VAV terminal unit installation: independent supports and hangers shall be provided; connections to air ducts shall be airtight; electric actuators shall operate flexibly without jamming. |
| | VAV terminal unit installation: independent supports and hangers shall be provided; connections to air ducts shall be airtight; electric actuators shall operate flexibly without jamming. |
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