具有哪些情况者称为机电重大事故?

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问题:

具有哪些情况者称为机电重大事故?

考点:煤矿应知应会煤矿安全生产应知应会煤矿安全生产应知应会题库
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1
354
表示成幂的形式是______.
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融资租赁合同涉及的主体是()。

A.出租人

B.公证人

C.出卖人

D.所有人

E.承租人

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完形填空。
     A house in Clark town caught fire on Christmas Eve, 1982. The   1   who lived in the house was already
in her eighties. Being in poor health, she had trouble in   2   even when things were fine. With her house
burning down around her, she was not able to go   3  . The smoke   4   her choke (窒息). The fire was very
hot. Without quick help she would have   5  .
     Fire fighters   6   the house. They started to put the fire out. They did not know the old woman was still
inside. People there heard her crying for help. The fire was still very hot   7   there was lots of smoke. A
man   8   like Santa Claus (圣诞老人) was passing by. He was on his way to give gifts to poor families.   9  
had he heard the old woman's cry when he ran into the  10  house. After a while he rushed out with the old
woman on his back and came to her safety. Then, as  11  as he had done that, the man left.No one knew the
real name of the hero who had saved the old woman's life.
     The man went on and took the gifts to the poor children. He did not return home  12  it was dark. He told
his  13  what had happened. She decided that she did not need to keep the story a secret. She told people that
Santa Claus was  14  David Rodriguez, her husband. Mr. Rodriguez is a music teacher  15  he is not playing
Santa Claus.
( )1. A. hero      
( )2. A. walking  
( )3. A. everywhere   
( )4. A. suffered  
( )5. A. lived    
( )6. A. looked for 
( )7. A. but      
( )8. A.dressed    
( )9. A.Only      
( )10. A.empty      
( )11. A.bravely    
( )12. A.until      
( )13. A.friend    
( )14. A.nearly    
( )15. A. so that   
B. woman          
B. speaking        
B. nowhere        
B. broke          
B. died            
B. searched through    
B. and            
B. chosen          
B. Hardly          
B. crowded        
B. carefully      
B. unless          
B. son            
B. really          
B. even if        
C. child    
C. thinking  
C. anywhere  
C. forced    
C. left      
C. got to    
C. or        
C. looked    
C. Never    
C. burnt    
C. quickly  
C. while    
C. daughter  
C. impossibly     
C. when      
D. man              
D. laughing       
D. somewhere      
D. made             
D. stayed           
D. set up           
D. though         
D. acted                               
D. Badly            
D. burning          
D. proudly          
D. then             
D. wife             
D. probably         
D. since          
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邓 * * 曾经指出:讲社会主义,首先就要使( )

A.人民生活水平提高
B.生产力发展
C.综合国力提升
D.思想解放

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溶解用脱盐水PH一般在5.5~6.5。

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