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【简答题】
半径为 的飞轮,初角速度 ,角加速度 ,若初始时刻角位置为零,则在t=____时角位置再次为零,而此时边缘上点的线速度v=____。
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反馈参考答案：
举一反三
【单选题】Somebody has to keep a vigilant eye on a reality that huge, especially when it is a reality that decides this University's present and future.
A.
vigorous
B.
secret
C.
sharp
D.
busy
【单选题】三棱台 ABC-A 1 B 1 C 1 中, AB ∶ A1B1 =1∶2,则三棱锥 A 1 ABC , B - A 1 B 1 C, C-A 1 B 1 C 1 的体积之比为( )
A.
1∶1∶1
B.
1∶1∶2
C.
1∶2∶4
D.
1∶4∶4
【单选题】_______we are concerned , this China Culture Tour is very exercising and a huge success.
A.
As soon as
B.
As far as
C.
As though
D.
Now that
【单选题】-I have got into the __________ of turning on the TV as soon as I get home. -I think it's not good and you should do your homework first. [ ]
A.
hobby
B.
habit
C.
interest
D.
walk
【简答题】n. 商店,贮藏; vt. 储存,贮藏
【单选题】This is a huge and difficult project and if you take it up, you ________ many difficulties.
A.
like to encounter
B.
like encountering
C.
are likely to encounter
D.
are like to encounter
【简答题】什么叫安时特性
【单选题】This is a huge and difficult project and if you take it up, you ________ many difficulties.
A.
like to encounter
B.
like to encountering
C.
are likely to encounter
D.
are like to encounter
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