数值孔径

题型:名词解释

问题:

数值孔径

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题型:名词解释
完形填空。
        Jenny, an ll-year-old American girl, spent the Spring Festival with her parents in China. Her   1   planned a good old-fashioned (老式的) Spring Festival celebration:a dinner of Peking duck   2   by watching Spring Festival Gala (春节联欢晚会) of CCTV.
       Jenny's father,Robert,a businessman in an Internet company,    3    his first Spring Festival in China in 1994,making dumplings at a friend's house.
       Robert noticed   4   the Chinese character (汉字) "fu"was turned upside down (颠倒) on the wall. He   5   the "mistake" to his friends. But they laughed   6   his puzzle.    
       In China, people believe that the tuming upside down of the character "fu" is the coming of good fortune    7   their same  pronunciation " fu  dao". Here, " dao"    8     “come " .
       For the past week,workers have been busy decorating the streets. "Chinese believe that the beginning of the New Year will bring     9     happiness and success," Robert said.    
       On his holiday table at home,Robert    10   the traditional Chinese wine" er guo tou" to his friends. They enjoyed the traditional Chinese culture.
( )1. A. friends            
( )2. A. followed          
( )3. A. spent              
( )4. A. what              
( )5. A. looked around      
( )6. A. at                
( )7. A. instead of        
( )8. A. means              
( )9. A. it                
( )10.A. managed            
                                

B. family      
B. stood      
B. cost        
B. which      
B. pointed out
B. in          
B. rather than
B. stands      
B. him        
B. served      
                

C. classmates        
C. passed            
C. paid              
C. that              
C. took off          
C. on                
C. according to      
C. considers        
C. her              
C. held              
                      

D. neighbors    
D. depended    
D. took        
D. where        
D. joined in    
D. over        
D. except for  
D. replies      
D. them        
D. invented     
                

题型:名词解释

将抛物线y=-3x2先向右平移3个单位长度,再向下平移5个单位长度,得抛物线(    )。

题型:名词解释

()是建筑四个面的正投影图,以建筑的各个面的朝向命名。

A.透视图

B.平面图

C.立面图

D.剖面图

题型:名词解释

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题型:名词解释

下面几个词的韵母属于后响复元音韵母的是()。

A、悠久

B、衰败

C、雀跃

D、加价

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