当下,中国城市交通面临极大挑战,拥堵问题日益突出,已成为城市居民感触最深、影响最大、积怨最多的问题。对于引起交通拥堵的原因,有人指责公路基础设施不足,有人抱怨需求增长过快,有人质疑监管缺位……有专家指出,“交通供给的有效性不足,交通需求的合理性不足,交通系统的可靠性不足以及建设者、管理 At present, the urban transport in China is facing great challenges and the problem of congestion is becoming increasingly prominent. It has become the most profound and influential issue for urban residents. Some people blame the rapid growth of demand because some people blame the lack of road infrastructure. Some people have questioned the lack of supervision. Some experts pointed out that ”the lack of effective supply of transportation, the lack of rationality of transportation demand, The lack of reliability and builders, management