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【判断题】
当作用力从转向盘传到转向垂臂时的传动效率称为正传动效率。A.
正确
B.
错误
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反馈参考答案：
举一反三
【简答题】工程分析的内容有哪些?
【单选题】Your_________system can remember how to fight a germ for the rest of your life.
A.
digestive
B.
immune
C.
defence
D.
urinary
【简答题】What made people homeless in the earthquake in Japan?It was ______.
【简答题】Japan is made up of a chain of islands that lie off the coast of Asia. People came to live in Japan from the nearby countries of China and Korea. From these older countries, the Japanese borrowed idea...
【简答题】In Japan, people will often go out to restaurants to treat guests. The reason for this is that Japanese homes are small. If you go out to eat with your workmates, it is a custom to share the bill equa...
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