行美国休斯顿部驾考理论考试题之车速度

Speed & Speed Related 行车速度
1. When choosing your driving speed the most important things to consider are condition of the weather, traffic, road, light, vehicle and of the driver
选择驾驶速度最重要的是要考虑天气丶交通状况丶光线丶车况及驾驶员本身的情况。
2. Under ordinary circumstances a car with good brakes going 50 mph can be stopped within
229 ft.
正常情况下，时速50M（）的车在刹车系统良好的情况下， 刹车距离不大于229英尺。（70米）

3. The speed limit in a school zone during restricted hours is 20 mph
在学校附近时速不得超过20M。
4. If a child ran into the road 60 feet ahead of your car, the highest speed from which you could stop with good brakes before hitting him would be 20 mph
如果有孩子跑到车前60 英尺（约18米）的地方，假定刹车系统良好的情况下，车的时速不超过20M，方能确保不撞到。
5. At 50 mph the average driver, from the moment he sees danger until he applies the brakes, will travel about 110 feet (reaction distance)
反应距离：车速50M时，普通驾驶员从看到危险到踩刹车，车子前行约110英尺。（34米）
注意：车子刚开始停。
6. When approaching an intersection, bridge or railroad crossing, you should never pass on the left half of the roadway or change lanes within 100 feet
十字路口丶桥梁丶铁路路口100英尺（30米）内， 不得变换车道及占用左面路面。
7. At 60 mph your field of vision is reduced to about 1/5 of what it is when you are still
速度60M时，你的视野将减小到静止时的1/5.
8. The top speed limit, day or night, in TX is 70 mph
德州的最高时速为70M.
9. The main causing of skidding is bad driving judgment (+ speed)
车辆打滑的主要原因为错误的判断和超速。



来源：网络