北京今叹“行路难”众所周知,公共交通是当今城市的动脉。公共交通畅通与否,是国家社会进步和文明程度的标志之一。影响交通的因素很多,比如城市规划、道路建设、混合交通、管理水平、国民意识等等,但主要原因之一还是车多路少。据统计,北京市每年路的增长速度是4%,而车的增长速度是16%,每年净增 Beijing is now sigh “It is difficult to travel” As we all know, public transport is the artery of today's city. Public transport or not, is one of the signs of national social progress and civilization. There are many factors that affect traffic, such as urban planning, road construction, mixed traffic, management level, national awareness and so on, but one of the main reasons is that vehicles have fewer roads. According to statistics, Beijing's annual growth rate of road is 4%, while the growth rate of the car is 16%, a net increase each year