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一、前言由于我国机动车保有量急剧增加、现有道路基础设施供应量不足以及交通管理缺陷等原因,城市交通拥堵已经成为当前制约城市发展的瓶颈。城市交通拥堵带来的社会经济损失、交通效率降低、交通安全威胁、环境污染、能源和土地浪费严重制约了社会的发展。
I. Preface Urban traffic congestion has become the bottleneck restricting urban development due to the sharp increase in the number of motor vehicles in our country and the existing lack of supply of road infrastructure and traffic management. Socio-economic losses caused by urban traffic congestion, traffic efficiency, traffic safety threats, environmental pollution, energy and land waste have seriously hampered the social development.