fire viewer 中文意思是什麼
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On the wall of each floor must be posted evacuation plans on which fire extinguishers, fire hydrants, evacuation directions and viewer location must be clearly marked
廠房,宿舍每層樓應有清晰的疏散路線展示圖,圖上應清楚標明安全出口,滅火器,消防栓的位置,疏散方向和看圖者所在位置。
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