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20世纪以来,城市化和城市机动化是人类社会发生的最为显著的变化。我国城市化已进入快速发展阶段,大城市中心城区人口的高密度集聚,城市就业、居住、交通等问题开始困扰城市的发展。这种矛盾直接促成了城市布局结构的许多新变化。各城市中心区的工业、企业相继外迁至近郊区或远
Since the 20th century, urbanization and urban mobility have been the most significant changes in human society. The urbanization of our country has entered a stage of rapid development. The population density in metropolitan central urban areas has started to plague the development of urban areas such as urban employment, housing and transportation. This contradiction has directly contributed to many new changes in the urban layout. The urban areas of the city’s industries and enterprises have been relocated to suburbs or far