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。
Traffic signs and deceleration vibration marking are important for the prevention of traffic accidents, it is also the main mountain road safety facilities.
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.
目标线程在某个安全检查点检查该信号。
The target thread checks the signal at certain safe checkpoints.
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