真空矿用隔爆型电磁启动器有哪些元件组成?用来控制哪些电气设备?

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问题:

真空矿用隔爆型电磁启动器有哪些元件组成?用来控制哪些电气设备?

考点:煤矿供电考试煤矿供电考试题库
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阅读理解

       This afternoon Daddy and I went out for a walk. On the way we saw a lot of people. We went up

and hada look. Oh dear! What did we-see? There was a donkey in the middle of the road.lt would not

move: The carsand buses could not'get past.        

       Then a policeman came. " Whose donkey is this?" he asked. "lt,s mine. " said a farmer. "But I can't

move it: "The policeman and the farmer did their best to move the donkey,but it would not move. We

laughed, but the drivers of the cars and buses were womed. "We can-t move the donkey. " the farmer

and the policeman said," What shall we do?"        

       " Give him a carrot ! " my father said.          

       "That's a good idea ! " said the farmer.        

       Soon he found a carrot and showed it to the donkey. When the donkey saw the canot,it jumped up

and walked after the farmer. All the cars and buses could get past at last!

1. On the way Dad and I saw                    .

A. a few people  

B. some people      

C. a donkey      

D. a monkey

2. The cars and buses couldn't get past because                     .    

A. the policeman wouldn't let them pass    

B. the drivers didn't want to drive them away    

C. there was a donkey and too many people in the middle of the road    

D. the cars and buses were broke

3. __________was the cleverest.    

A. The policeman      

B. The farmer          

C. The father          

D. I

4. The donkey would move because                      .    

A. it ate a carrot    

B. it wanted to eat the carrot and went after the farmer    

C. the carrot looked nice    

D. it wanted to play with the farmer

5. At last the cars and buses could get past because                    .    

A. the policeman let the drivers drive away          

B. the donkey went away    

C. the people in the middle of the road left          

D. B and C

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A.他穿戴得一身新,新裤、新袄、新衫子、新鞋、新袜、新帽子,连露出口袋的手帕也是头回用。

B.你刚才提到的那个人,我既不了解他,更没见过他。

C.由于思想水平不高以及文字表现力差的限制,缺点和错误是难免的。

D.他们本着保证质量、降低成本为原则,使用了新的工艺和新的技术。

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A.主观性

B.层次性

C.相对性

D.阶段性

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美国心理学家奥苏伯尔提出,有意义学习的实质是学习者在新旧知识之间建立起________的和实质性的联系。

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关于陆王心学的评述,正确的是()

A.是对程朱理学的否定

B.是儒学在宋明时期的新发展

C.把握“理”和求“理”的方法与程朱理学是一样的,即格物致知

D.良知靠后天的学习才能得到

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