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问题 单项选择题

解放CAZ141主传动器主动圆锥齿轮轴承预紧度过紧则（）

A、减少两轴承间的调整垫片

B、减少轴承座与主传动器壳间的调整垫片

C、增加两轴承间的调整垫片

D、增加轴承座与主传动器壳间的调整垫片

答案

参考答案：A

填空题

根据短文内容及首字母提示完成单词，补全短文。

     There is a football match at Dalian (1)S______ on (2)W______. I (3)w______ like to (4)w______

it that afternoon with my friend, David. (5)T______ are some famous players (运动员) in the (6)m______. They  are  Anderson, Lionel  Messi  and  Kaka.  Anderson is my (7)f______ player. But my brother

Mike  doesn't  want  to  go  with  us. He  would  like  to go to  the  (8)c______.  The  (9)f______ is

Rob-B-Hood (《宝贝计划》). It's a Jackie Chan's film and Jackie Chan is my brother's favourite film

(10)s______.

1._____ 2._____ 3._____ 4._____ 5._____

6._____ 7._____ 8._____ 9._____ 10._____
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填空题
-|-3|的相反数是______；（
1
2
）-3=______；cos30°•tan60°=______．
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