磨削外圆的方法有() A.深磨法 B.纵磨法、横磨法、综合磨法 C.切入磨法

题型:单项选择题

问题:

磨削外圆的方法有()

A.深磨法

B.纵磨法、横磨法、综合磨法

C.切入磨法

考点:金工考试金工考试题库
题型:单项选择题
完形填空。
     I work in a small shop. It is near __1__ English school. Every day students come to __2__ things in the
 shop. __3__ the morning, I get up at six, and then I have __4__.  I go to work __5__ my bike. I get to
 (达到) the shop at about six forty. The shop __6__ from 7:00 a.m. to 7:00 p.m. We __7__  many things
 like food and drinks. We have school things, __8__ . So __9__ many people in our __10__ from
 morning to evening.
( ) 1. A. /        
( ) 2. A. buy      
( ) 3. A. On      
( ) 4. A. food    
( ) 5. A. from    
( ) 6. A. open    
( ) 7. A. sells    
( ) 8. A. too      
( ) 9. A. there is
( ) 10. A. shop                          
B. a        
B. play      
B. At        
B. lunch    
B. on        
B. eats      
B. to sell  
B. two      
B. there are
B. home               
C. an        
C. like      
C. In        
C. dinner    
C. at        
C. has        
C. sell      
C. and        
C. there has  
C. school             
D. the          
D. look        
D. For          
D. breakfast    
D. by          
D. is open      
D. selling      
D. but          
D. there have  
D. family                     
题型:单项选择题

在短文的空格内填入适当的词,使其内容通顺,每空格限填一词,词首字母已给。

     Millions of people in this world can't afford to buy a hamburger, so they are (1)h______ every day.

January is America's National Soup Month, a month for us to think about doing (2)s______ for the poor.

     In the soup kitchen, people who don't have any money can come to eat a hot meal for free (: 免费).

During the 1930s, lots of people didn't have (3)a______ to go and anything to eat, (4)b______ they had lost

their jobs. In (5)o______ to feed everyone, soup kitchens served three free meals a day. Soup is easy to

cook and you can feed more people just by adding water. And it's also easy to serve and easy to clean up!

They have also used bread to feed poor families during the worst of times (时期).

     These days, church and other groups run the soup kitchens. Volunteers pick up food, make meals and

serve it to people waiting in line. But soup kitchens aren't just about soup and meals. They also (6)o______

food for the spirit (心灵)- there people can talk and enjoy the company of other people.

题型:单项选择题

如图4示,在河岸上用细绳拉船,为了使船匀速靠岸,人应以怎样的速度拉绳:(  )

A.匀速拉

B.加速拉

C.减速拉

D.先加速后减速

题型:单项选择题

可疑头盆不称者试产时间为

A.1~2小时

B.2~4小时

C.6~8小时

D.8~10小时

E.4~6小时

题型:单项选择题

6502电气集中执行组各网路线的用途是什么?

更多题库