The main difficulties and problems is setting unreasonable on traffic safety facilities such as truck escape ramp, road signs and road traffic marking.
其中比较突出的问题是避险车道，交通标志标线等安全设施设置不合理。
Traffic signs and deceleration vibration marking are important for the prevention of traffic accidents, it is also the main mountain road safety facilities.
交通标志和减速振动标线对于防止交通事故有重要的作用，也是山区公路主要的交通安全设施。
During setting up the road marking and lining, the traffic engineer theory can bring full use of solving the problems.
在交通标志、标线设置中，只要注意运用交通工程理论知识解决实际问题，就能使其发挥更大的作用。
Is a traffic safety facilities installed in the middle of the road marking or double yellow lines the middle, through its reflective properties inverse to remind drivers to press the lane.
是一种交通安全设施，安装在道路的标线中间或双黄线中间，通过其逆反射性能提醒司机按车道行驶。
Is a traffic safety facilities installed in the middle of the road marking or double yellow lines the middle, through its reflective properties inverse to remind drivers to press the lane.
是一种交通安全设施，安装在道路的标线中间或双黄线中间，通过其逆反射性能提醒司机按车道行驶。
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