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【单选题】
直齿圆柱齿轮不发生根切的最小齿数是A.
15
B.
16
C.
17
D.
18
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【简答题】5. Wolfgang Amadeus
Mozart wrote more than 600 musical compositions. A. wrote B. musical
C. compositions
【判断题】工程质量等级评定时，评定为不合格的分项工程，经加固、补强或返工、调测，满足设计要求后，可以重新评定其质量等级， 但计算分部工程评分值时按其复评分值的90%计算。( ) ( )
A.
正确
B.
错误
【单选题】How Geniuses Work Without a doubt, Einstein was a genius. So was Isaac Newton, who invented Physics. He also played a big role in the development of Calculus (微积分学), which some people have trouble com...
A.
They are wealthier than common people.
B.
They are harder to deal with.
C.
They think faster and better than common people.
D.
They are a little trickier than others.
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