安全视距指的是驾驶人在行车中从发现路面异常情况到采取措施避险所需的视线范围。它分为四种:停车视距、会车视距、超车视距、错车视距。有的专家解释安全视距只包括前三种。停车视距是指在行车中,驾驶人自发现前方障碍物开始刹车,到抵达障碍物前安全停车 The safe line-of-sight refers to the range of vision that a driver needs to take when he or she finds anomalies in the road from driving to taking hedging measures. It is divided into four kinds: parking line of sight, car line of sight, overtaking sight, wrong car line of sight. Some experts explain the safety line of sight only includes the first three. Park line of sight refers to the driving, the driver found the front of the barrier from the start of braking, to reach the barrier before the safe parking