人造金刚石的磨粒代号是GR。()

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人造金刚石的磨粒代号是GR。()

考点:航空职业技能鉴定考试航空油料特种设备修理员航空油料特种设备修理员题库
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       Doctors tell us that holidays are important. We should have a   1   from work for a week or two weeks every year.  lf it is possible,they say, we should   2   Our homes and go to another   3   Of the country. We
should go away for  4   .Then, after the holidays, we    will be  5   and get ready for   6   again.
       But some people do not want to leave their homes to   7   in other places. They do not like a sudden
change in their lives. They think their   8   are best of all.  And some people can have a rest in   9   way.
They can go to visit their friends. They can have   10   holidays together.
( )1. A. rest    
( )2. A. stay    
( )3. A. cities  
( )4. A. work    
( )5. A. better  
( )6. A. work    
( )7. A. go      
( )8. A. work    
( )9. A. one    
( )10. A. better
B. meeting  
B. leave    
B. towns    
B. study    
B. healthy  
B. sports    
B. come      
B. homes    
B. other    
B. best      
C. time      
C. go        
C. villages  
C. holidays  
C. bad      
C. study    
C. stay      
C. room      
C. another  
C. well      
D. talk      
D. come      
D. parts    
D. cooking  
D. best      
D. play      
D. reach    
D. house    
D. others    
D. good      
题型:判断题

明确非公有制企业地位的会议是

A.中共八大

B.中共十一届三中全会

C.中共十四大

D.中共十五大

题型:判断题

黄芩、黄连、黄柏的共同作用是

A.清热解毒
B.清热泻肺
C.清泻肝热
D.清泻肾火
E.清泻心火

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起重机上外露的有伤人可能的皮带轮,链轮,齿轮必须装设防护罩。传动轴、联轴器可不装设。

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气动三联件油雾器润滑油量的滴入量是不可以观察和调节的。

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