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【简答题】
看一本故事书,第一天看了全书的15%少4页,这时已看的页数与剩下页数的比是1:7.这本故事书共有多少页?
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【多选题】关于螺钉锁紧挡圈,下列说法正确的有( )。
A.
结构简单
B.
常用于阶梯轴上零件的固定
C.
不能承受大的轴向力
D.
不宜用于高速
【单选题】根据以下材料回答题 Most of you would probably say that what makes you truly happy is your family and the loveyou share in your relationships, and I couldn&39;t agree more.But money comes into play inthose rela...
A.
They hope to show money is very important.
B.
They want to prove they can afford a holiday.
C.
They think a good family makes them truly happy.
D.
They believe a happy person considers people first.
【单选题】结构简单,不能承受大的轴向力,不宜用于高速,常用于光轴上零件固定的是下列哪种定位元件________
A.
螺钉锁紧挡圈
B.
套筒
C.
轴肩
D.
轴环
【单选题】If you followed the advice of the writer, you would
A.
be careful to weigh what people say to determine their real meaning
B.
misunderstanding what people say
C.
be fortunate enough to have a date on Saturday evenings
D.
be able to avoid making mistakes about money
【简答题】Fill in the blanks with proper words: 4. Say a friend lent you a CD, and you really liked it. When your friend asked for it back, would you: A. say ‘ What CD ’ ? B. get it, and give it back _________...
【单选题】为了保证总线制自动报警系统一旦出现短路问题而使得整个回路失效,使其免受损失,必须在系统的传输总线上安装( )
A.
短路隔离器
B.
中继器
C.
总线驱动器
D.
区域显示器
【单选题】结构简单,不能承受大的轴向力,不宜用于高速,常用于光轴上零件固定的定位元件( )
A.
螺钉锁紧挡圈
B.
套筒
C.
轴肩
D.
轴环
【单选题】If you are to accepta claim, what would you say?
A.
We don ’ t agree to accept your claim .
B.
We agree to accept your claim .
C.
We are unable to accept your claim.
D.
We are sorry to say that, we can not accept your claim.
【单选题】结构简单,不能承受大的轴向力,不宜用于高速,常用于光轴上零件固定的是下列哪种定位方式 ( ) 。
A.
轴肩
B.
螺钉锁紧挡圈
C.
轴环
D.
套筒
【判断题】农家餐厅需要配置粗加工区、切配区、烹调加工区和就餐区。( )
A.
正确
B.
错误
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