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1.轮子载着城市走——世界城市交通历史观 现代城市在百年间骤然崛起,人口规模与活动空间成几何级数增长,很多发达国家百分之六、七十的人口集聚在百分之十左右面积的城市并产生百分之八十多价值的效益。城市显著效应取决于集聚与辐射功能,而支撑这些功能的关键是交通设施,以车辆轮子为标志的交通系统已实实在在地推动与保护了世界数以万计的城市发展。
1. Wheel Carrying the City to Walk - A Historical View of the World’s Urban Transportation Modern cities have suddenly risen in a hundred years and their population scale and activity space have increased geometrically. In many developed countries, 6 to 70 percent of the population is concentrated in percentages Around ten of the cities in the area produce more than 80% of the value of the benefits. The remarkable effect of the city depends on the functions of agglomeration and radiation. The key to supporting these functions is the transportation infrastructure. The transportation system symbolized by vehicle wheels has effectively promoted and protected tens of thousands of cities in the world.