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问题 单项选择题

当两侧压力不一致时，致使测量膜片产生位移，其位移量和压力差成正比，故两侧电容量就不等，通过振荡和解调环节，转换成的信号和被测压力成（）关系。

A、正比关系

B、反比关系

C、平方

D、开方

答案

参考答案：A

阅读理解

I think everyone has a dream. My dream is to have a large home. I don’t like living in the city. So the home is in the country, but not far from the city of Nanjing. On the ground floor, there is a training room and a swimming poor. I can play table tennis, basketball and badminton there. And I can also swim there. After training, I can have a shower and a bath with my friends. So there must be a bathroom. On the second floor, there is a computer room and a reading- room. And there is a bedroom. Then I can go to bed there.

Now, what’s on the first floor? We will have meals. So there is a kitchen and a dining-room there. And we can watch TV, play cards, listen to the music and so on. Welcome to my home to be the guests.

“T” or “F”.

小题1:My dream home is a flat with four floors. 

小题2:The home is near the capital of Jiangsu province

小题3:The bedroom is on the first floor.

小题4:We can often have meals on the second floor.

小题5:I’m friendly to my friends.
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单项选择题

柱塞泵机油牌号选择错误，会使（）研伤。

A、缸体

B、曲轴

C、缸顶开裂

D、缸底开裂
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