In all the traffic accidents, bicycle related accidents and its casualties have taken a large proportion; especially at grade crossing, traffic accidents often happen between bicycles and vehicles, which is seriously impaired traffic safety.

 
  • 交通事故中,自行車(chē)交通事故及其傷亡人數占較大比重,特別是在平面交叉口,自行車(chē)與機動(dòng)車(chē)經(jīng)常發(fā)生交通沖突,嚴重影響交通安全。
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