试题与答案

机电一体化系统中，需要测试的常见物理量有哪些？举例说明。

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题型：问答题 简答题

题目：

机电一体化系统中，需要测试的常见物理量有哪些？举例说明。

答案：

参考答案：

机电一体化系统中，检测系统所测试的物理量一般包括：温度、流量、功率、位移、速度、加速度、力等。

考点：机械工程机电一体化系统设计机电一体化系统设计题库
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题型：阅读理解

Last Friday, after doing all the family shopping in town, I wanted to have a rest before catching the train. I bought a newspaper and some chocolate and went into the station coffee shop. It was a cheap self-service place with long tables to sit at. I put my heavy bag down on the floor, put the newspaper and chocolate on the table and then  (A) 去要一杯咖啡.

When I came back with the coffee, there was someone sitting in the next seat. It was a boy,  with dark glasses and old clothes, and his hair was coloured bright red at the front. He had started to eat my chocolate!

Naturally, I was rather uneasy about him, but I didn’t want to have any trouble. I just looked down at the front page of the newspaper, tasted my coffee and took a bit of chocolate. The boy looked at me closely. Then he took a second piece of my chocolate. I could hardly believe it. （B）Still I didn’t say anything to him. When he took a third piece, I felt more angry than uneasy. I thought, “Well, I shall have the last piece.” And I got (C) it.

The boy gave me a strange look, then stood up. As he left he shouted out, “There’s something wrong with that woman!” Everyone looked at me, but I did not want to quarrel with the boy, so I kept quiet. I did not realize that I had made mistake until I finished my coffee and was ready to leave. My face turned red when I saw my unopened chocolate (D) _______ the newspaper. The chocolate that I had been eating was the boy’s!

小题1: 将划线部分A 译成英语 _________________________________________________

小题2: 将划线部分B 改写为 Still I _________  __________ to him.

小题3:文中能替代划线部分C 的短语是 _____________________

小题4: 在D的空白处填入一个适当的词语 ______________

小题5: 文中描写男孩目光神情的词语是 _________________________
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