GB 7588-2003 第8.8.1条
| | Car alarm device: an intercom system or similar device should be provided to maintain communication with the machine room or duty room, and the alarm button should be clearly marked. |
| | Car alarm device: an intercom system or similar device should be provided to maintain communication with the machine room or duty room, and the alarm button should be clearly marked. |
12 hotel MEP experts online, answers cite standard clauses you can verify.
Ask free →Engineering reference only — verify against project conditions and the latest codes.