某两轴的对中性好、振动冲击小,但传递的扭矩较大,则此两轴间应选()联轴器。
A.凸缘
B.齿式
C.万向
D.十字滑块
参考答案:A
单词拼写,每空限一词。
1. The children's room was in a terrible __________ (杂乱).
2. Look at all those __________ (手提包)! Don't you think they look silly?
3. A group of children who were __________ (领导) by a big boy stole all the things in Billy's shop.
4. __________ (桃子) are so juicy that I like them very much.
5. The two __________ (老板) of the factory see the workers as their friends.
6. Three fourths of the __________ (表面) of the earth is covered by water.
7. I'm not going to tell you about it because it's a __________ (私人的) conversation.
8. Can you see the __________ (闪光灯)? There must be someone taking a photo of us!
9. If you have driving __________ (经验), you can apply for this job.
10. Jack has looked for you __________ (处处).
可以随表的打开而自动打开的索引是( )。
A.1
B.51
C.6
D.15