模型中考虑了人群密度对疏散能力的影响，改变以往把建筑出口疏散能力视为常数而带来的不能真实反应其疏散能力的状况。
The model considered the influence of the crowd density on the evacuation capability, and the capacity of the egress was taken as a variable rather than a constant as former.
研究与计算结果表明 ：该地铁站火灾时 ，站台至站厅的楼梯是整个疏散过程的瓶颈 ，而楼梯的疏散能力主要受人员流量和楼梯的 有效 宽度所制约 ，据此提出了相应的解决方法。
The results showed that the width of the staircase from the platform to the station hall would be the bottleneck in the evacuation procedure and the solutions were presented for this case.
互通立交桥是城市快速路系统的重要组成部分，其通行能力直接影响到快速路主线的服务水平以及快速路疏散、分流城市交通的能力。
Interchange is an important part of urban expressway system, whose capacity has immediate influence on the level of service of expressway and the ability of evacuating urban traffic.
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