问题 问答题 简答题

盘磨机的单流式与双流式有什么不同?

答案

参考答案:单流式有如两台串联的单盘磨,而第二个磨区,浆料逆离心力的方向流动,一进一出;
双流式相当于两台并联的单盘磨,两进一出。

完形填空
完形填空。
     Wei Hua was quite busy yesterday. She got up   1   7: 00 in the morning. She washed her face   2  
and had some milk and bread   3   breakfast. It was a fine day. She went to school early. She had four   4   in the morning. She had   5   rest after lunch,   6   she worked very hard in class all day. She played
basketball after school and then went home. On her way home she   7   a pen.  
     When she   8   home, she had a short rest. After that she helped her parents. She quickly cooked   9  
and cleaned the house. She watched TV for half an hour after supper. Then she finished her homework
at half past nine. She   10   at ten.
( )1. A. on            
( )2. A. sadly          
( )3. A. for            
( )4. A. matches        
( )5. A. a few          
( )6. A. and            
( )7. A. buy            
( )8. A. took          
( )9. A. supper        
( )10. A. went to school
B. before    
B. happily    
B. about      
B. games      
B. a little  
B. or        
B. bought    
B. got to    
B. breakfast  
B. went to bed
C. for          
C. slowly        
C. on            
C. classes      
C. few          
C. but          
C. to buy        
C. left          
C. lunch        
C. got to school
D. about      
D. quickly    
D. of        
D. books      
D. little                      
D. for        
D. buying    
D. arrived at
D. meals      
D. got up    
填空题