Likewise, before renovation, the original building was also built with 100% density.
同样，改造之前的建筑密度也达到了100%。
Crowd density estimation is very important to building designs and crowd safety.
人群的密度估计对于建筑物的设计和人群安全至关重要。
Crowd density estimation is very important to building designs and crowd safety.
人群的密度估计对于建筑物的设计和人群安全至关重要。
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