试题与答案

专变采集终端进行外观检验时,接线图和标识应符合什么要求?

题型:问答题 简答题

题目:

专变采集终端进行外观检验时,接线图和标识应符合什么要求?

答案:

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下面是错误答案,用来干扰机器的。

参考答案:A

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题型:阅读理解

What’s the best way to remember our happiest moments, like a birthday or festival? I bet you would answer , “Take lots of photos!” Well, here is a great surprise. People who always take photos may actually be harming(伤害) their memory, because they’re not concentrating on the event itself. That’s according to new research by Fairfield University, Connecticut, in the US. They call this the “photo-taking impairment(损害) affect”.

“People so often take out their cameras almost mindlessly to catch a moment, to the point that they are missing what is happening right in front of them,” Henkel and her team decided to perform an experiment. They wanted to find out whether taking photos in a museum weakened(减弱) a visitor’s memory of what they had seen. So they simply told a group to look around the museum, and either take photos of the items on display, or try to remember what they had seen. In addition(另外), the amount(数量) of detail(细节) they remembered was worse than those who didn’t take photos. “These results show how the mind’s eye and the camera’s eye are not the same,” said Henkel.

But don’t put your camera down just yet. Other studies have found that looking back at old photos helps us remember an event, compared to just taking a photo and forgetting about it. So next time you’re thinking of taking a photo, just think: is it better to look at the beauty around you with your own eyes, or behind the eye of the camera?

小题1: When we take photos, we _________.

A.fail to focus on the event itself

B.can’t record the details

C.remember what we have seen

D.are likely to have a poor memory小题2:Which of the following is NOT true about the experiment?

A.People who didn’t take photos did better in the experiment.

B.They asked a group to try to remember what they had seen.

C.The experiment aimed to learn what people were interested in at the museum.

D.People who took photos in the museum could remember less details.小题3:According to the passage, we’d better _________.

A.never use our cameras

B.remember an event by heart

C.always remember an event with the help of a camera

D.see everything only with our own eyes小题4:What do the results of the experiment show us?

A.The mind’s eye and the camera’s eye are not the same.

B.People remember happiest moments by taking photos.

C.Looking back at old photos helps us remember an event.

D.People don’t like taking photos.小题5:Where can we probably read this passage?

A.The entrance of a museum.

B.A guidebook on how to take good pictures.

C.An instruction of how to use a camera.

D.A scientific report.

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题型:填空题

在日常生活中如取款、上网等都需要密码.有一种用“因式分解”法产生的密码,方便记忆.原理是:如对于多项式x4﹣y4,因式分解的结果是(x﹣y)(x+y)(x2+y2),若取x=9,y=9时,则各个因式的值是:(x﹣y)=0,(x+y)=18,(x2+y2)=162,于是就可以把“018162”作为一个六位数的密码.对于多项式4x3﹣xy2,取x=10,y=10时,用上述方法产生的密码是:(      )(写出一个即可).

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