问题 单项选择题

注浆控制中关于注浆状况控制包括注浆压力控制与()控制。

A.注浆材料

B.注浆方法

C.注浆时间

D.注浆量

答案

参考答案:D

解析:

注浆量与注浆压力

注浆控制分为压力控制与注浆量控制两种。压力控制是保持设定压力不变,注浆量变化的方法。注浆量控制是注浆量一定,压力变化的方法。一般仅采用一种控制方法都不充分,应同时进行压力和注浆量控制。

完形填空
完形填空。
     Look! The bus   1   at a small bus stop. A man   2   out of the window. He sees a woman. She is selling 
  3  . The man wants   4   a cake. But he doesn't want to go out because it is raining. The man sees a boy.
The boy is   5   the window. "Come here, boy," the man says. "Do you know   6   the cake is?" "Twenty fen,"
the boy says. The man   7   the boy forty fen and asks him to buy two cakes. "One is for you and the other
is for me," he says to the boy. After   8   minutes, the boy comes back. He   9   a cake. He gives the man
twenty fen and says, "Sorry, there  10  only one cake left."
( )1. A.stop    
( )2. A.looks    
( )3. A.cake    
( )4. A.buy      
( )5. A.near     
( )6. A.how much
( )7. A.buys     
( )8. A.much    
( )9. A.have    
( )10. A.are      
B.is stopping 
B.look      
B.bread      
B.buys      
B.on        
B.how many    
B.borrows    
B.a          
B.having    
B.isn't    
C.stopping  
C.is look ing  
C.cakes      
C.to buy    
C.in        
C.whose       
C.sells      
C.a few      
C.to have      
C.aren't  
D.to stop     
D.are looking 
D.breads      
D.buying      
D.of                                  
D.what        
D.gives       
D.a little    
D.has           
D.is        
单项选择题