concentration of population meaning in Chinese

人口集中度

With the development of industry , concentration of population on large cities has created numerous problems , such as traffic congestion and all sorts of social problems
随着工业的发展，人口聚集在大城市这一现象已引起了很多问题，如交通拥挤和各种各样的社会问题。
Abstract : with the rapid expansion of city scale and the excessive concentration of population , the sound urban disaster prevention system has become a necessary arduous task
摘要:随着城市规模的急速扩大和人口的过度集中，健全城市防灾系统已成为一项不容忽视的艰巨任务。
4 . 2 cts - 3 has investigated the ways that rail travel can relieve the road system , and in particular how railways may be used to service major concentrations of population and employment
2本研究已探讨铁路运输如何纾缓道路系统，尤其是如何利用铁路为主要人口及就业中心提供运输服务。