为了使汽车能够顺利转向，并保证汽车转向时，只有向前的滚动而没有横向的滑动，转向传动机构必须使转向轮的滚动轨迹符合一定的规律，即前内转向轮偏转角β大于前外转向轮偏转角α。（）
查看答案
β-α称为前展。这一关系是由转向梯形保证的。
A. 对
B. 错
Why is Bruce Lee remebered till this day?He is remebered____________________.
When did Lee begin his career in martial arts?He began his career when________________.
How did his films influence the world?His films brought______________.
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