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1号发电机定子内冷水水质的有何规定?

答案

参考答案:

定子内冷水应纯净、透明、无机械杂质,其PH值、硬度、导电率等不得超以下的规定。

1)导电率:25℃时水的导电率为<1.5微西/厘米。

2)硬度:小于2微克当量/升。

3)酸碱度:20℃时PH值7.0~8.0。

4)NH3值:微量

单项选择题 B型题
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      We always celebrated my Dad's November birthday on Thanksgiving Day, even after he entered a
nursing home. As years went on, these events took on a(n)   1   meaning - a traditional birthday party for
Dad, and a personal   2   for all that he had done for me in my life.
     When we knew that it might be Dad's   3   birthday, the whole family decided to come together for a
huge birthday celebration at the nursing home. It was a crowded party _4_all of us sitting around him.
Dad was a wonderful   5   , and here was a biggest audience he'd ever had.
     During a quiet moment, I announced that it was now Dad's turn to   6   stories from us. I wanted
everyone to tell Dad what we loved about him.   7  , we told stories from our hearts,   8   Dad listened
with wet, flashing blue eyes. We   9   all kinds of lost memories - stories about when we were little,
stories about when Dad was young and stories that are shared as family   10  . Even the littlest
grandchildren couldn't   11   to tell their grandfather why they loved him. For a man who had been kind
to so many people in his life, here was our   12   to honor him.
       A few months later, at Dad's memorial service, we fully realized what we had given Dad that night.
Those were the stories people normally tell at a   13  . They are told, then, full of tears, with the hope that
the departed will somehow hear the outpouring of love.  14   we had given those loving   15   to Dad
when he was   16  , told through laughter, accompanied by hugs and joy. I'm sure the stories and
memories   17   over in his mind during his last months and days.
     Words do    18  , and they are enough. We need to say them, to speak them   19   to the ones we
love, for everyone else to hear. That's the way to   20   love, and our chance to honor a person in life.
(   )1. A. double         
(   )2. A. congratulation  
(   )3. A. late            
(   )4. A. by              
(   )5. A. writer        
(   )6. A. listen to      
(   )7. A. Little by little
(   )8. A. while          
(   )9. A. regretted       
(   )10.A. thoughts        
(   )11.A. afford          
(   )12.A. task            
(   )13.A. burial          
(   )14.A. Or                
(   )15.A. kindness      
(   )16.A. healthy      
(   )17.A. rolled          
(   )18.A. benefit      
(   )19.A. properly        
(   )20.A. give back      
B. original      
B. thanking      
B. last        
B. as            
B. listener    
B. hear of      
B. Now and then  
B. because      
B. recorded      
B. possessions  
B. wait          
B. duty        
B. party          
B. And          
B. memories    
B. old          
B. went          
B. work        
B. publicly    
B. search for    
C. complex      
C. wish          
C. living        
C. though        
C. storyteller
C. make up      
C. All at once  
C. if           
C. recalled      
C. tales      
C. offer        
C. chance      
C. meeting      
C. So            
C. care         
C. young      
C. flied         
C. matter      
C. clearly    
C. hand over     
D. modern              
D. apology          
D. lost                
D. with                
D. reader              
D. talk about          
D. One after another  
D. before              
D. remembered          
D. treasures          
D. help                
D. decision            
D. wedding            
D. But                
D. hugs                
D. alive              
D. came                
D. mean                
D. correctly          
D. fall in