Urban population density

I also recommend a visit to the Shanghai Museum of Urban Planning to anyone curious about population density, retail clusters or transportation infrastructure.

我还建议，对人口密度、零售集群或者交通基础设施感兴趣的人可以去上海城市规划馆参观。

From the downtown to the urban fringe, the greening coverage is increased along with the decrease of the population density and building density.

从市中心到城市边缘，随着人口密度和建筑密度的下降，绿化的数量逐渐增加。

Floodway; high-flow diversion Natural or man-made bypass channels or conduits that redirect flood waters around or away from urban centers or area of high population density.

泄洪道，分洪道，溢流槽天然或人造的泄洪渠或泄洪管道，以引导洪水绕过或远离城市中心或人口稠密地区。