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When the traffic accident has occurred , the general warning road cone is not obvious, drivers will find the problem as they close to the accident scene .It is easy to cause the second accident, but also cause traffic jams because of the specific accident lane is not clear and temporary change.
Use of telescopic structure to enhance the road cone height, use of the international language to suggest the road accident occurred and let drivers change another way in advance to greatly improve the efficiency.
Xiamen University of Technology
xiamen, China
lu di,
Xiamen University of Technology