交通法规中明确规定:“同车道行驶的机动车,后车必须根据行驶速度、天气和路面情况,同前车保持必要的安全距离。”笔者以为,这个“安全距离”是指后车在考虑到车速(当然包括前车的速度)、天气、路面情况的基础上,一旦前方车紧急制动,能避免与其发生“撞尾”的距离。交通安全常识告诉我们,车速越快,制动距离则越长.与前车保持 Traffic regulations clearly states: “The same lane driving motor vehicles, the car must be based on speed, weather and road conditions, with the car to maintain the necessary safety distance.” The author believes that the “safety distance” refers to the car after consideration To the speed (of course, including the speed of the car before), the weather, the road conditions, based on the emergency braking in front of the car, to avoid the occurrence of “collision tail” distance. Traffic safety tells us that the faster the vehicle, the longer the braking distance