GB 50116-2013 第3.5.1条
| The fire alarm control panel shall have a self-test function, with a self-test interval not exceeding 30 days; during self-test, all indicator lights, displays and sound devices shall be checked. |
| The fire alarm control panel shall have a self-test function, with a self-test interval not exceeding 30 days; during self-test, all indicator lights, displays and sound devices shall be checked. |
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