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。

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Actually, mountain road environments are more likely to induce drivers 'mistakes in perception, judgments or operations when they are driving, and then cause frequent accidents.

事实上，山区道路环境相对更容易使得驾驶员在驾驶过程中发生感知、判断或操作差错，从而导致事故的频繁发生。

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