高速公路是我国交通网络中的关键一环,我国高速公路的通车里程近些年来屡创新高,为了保障高速公路的行车安全,会在道路两旁设立标示牌等设施,以起到警示和提示的作用,很多标志和标线的使用避免了很多交通事故的发生,合理的设置能够很好的保障交通运输的安全性与平稳性。 The expressway is the key link in China’s transportation network. The mileage of our country’s expressways has hit record highs in recent years. In order to ensure the traffic safety of expressways, signage and other facilities will be set up on both sides of the road to serve as a warning and reminder The role of many signs and marking the use of avoiding the occurrence of a lot of traffic accidents, reasonable settings can well protect the safety and stability of transport.