Use the function to redefine to the underground space of the current building,usually bring a lot of problems,if fire prevention cent the area re-divides the line,evacuation distance and safe exit of position,quantity really settle,the fluxion that smoke spirit etc.
对既有建筑的地下空间使用功能的重新定义,往往带来很多问题,如防火分区的重新划分,疏散距离及安全出口的位置、数量的确定,烟气的流动等。
参考来源 - 洛阳东方建材大市场火灾模拟研究·2,447,543篇论文数据，部分数据来源于NoteExpress
You can not use the elevators during a fire, you must find a safe exit to escape to.
遇火灾不可乘坐电梯，要向安全出口方向逃生。
Escape legend should be installed on the top of safe exit and within 1m on the wall of staircase, escaping corridor and corner.
疏散标志灯安装在安全出口的顶部，楼梯间、疏散走道及其转角处应安装在1m以下的墙面上。
Public places of entertainment must ensure safe exit and evacuation channel smoothly in the business, it is strictly prohibited to export safety lock, blocking.
公共娱乐场所在营业时必须确保安全出口和疏散通道畅通无阻，严禁将安全出口上锁、阻塞。
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