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随着我国经济的发展和交通流量的增大,交通公路是社会发展的必然产物,国内的高速公路也随着经济发展而不断延伸。汽车发展的速度也非常之快,人们开车外出工作或旅行都会选择行走高速公路,行走高速公路上省时、快捷、舒适,但汽车在高速行驶时会产生一系列问题,当前,道路运输安全形势严峻,
With the development of our economy and the increase of traffic flow, the transportation road is the inevitable product of social development. The domestic expressway also extends continuously along with the economic development. The speed of the development of the car is also very fast, people go out to work or travel will choose to walk the highway, walking on the highway save time, fast and comfortable, but the car at high speed will have a series of problems, the current situation of road transport safety severe,