城市管理机构 meaning in English

urban authorities

With more and more rapid urbanization , how to establish the relation between amount of vehicle needed and traffic volume as well as other relative factors and how to control pollution of automobiles without influence on high living standard have become focuses for administrations in the process of making city plan
城市化进程的加快，使得城市管理机构在制定城市发展规划的过程中，如何来考虑城市的需要的交通工具的与交通数量及相关因素；如何在保证城市在高质量生存环境的条件下，控制机动车对环境的污染问题成了人们关注的焦点。