GB 51309-2018 第5.2.4条
| **** | The installation height of direction indicator lights (e.g., in evacuation corridors and at corners) **shall not exceed** 1 m (wall-mounted), and they **shall not** be obstructed by hotel furniture or decorations. |
| **** | The installation height of direction indicator lights (e.g., in evacuation corridors and at corners) **shall not exceed** 1 m (wall-mounted), and they **shall not** be obstructed by hotel furniture or decorations. |
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