碳钢中的()是碳在α-Fe中的间隙固溶体,力学性能软而韧。

题型:填空题

问题:

碳钢中的()是碳在α-Fe中的间隙固溶体,力学性能软而韧。

考点:物理性能检验工高级物理性能检验工高级物理性能检验工题库
题型:填空题

B
One night a hotel caught fire(失火), and the people in the hotel ran out in their   61  clothes. Two men stood outside and looked at the fire. “  62  I came out, ” said one, “I ran into some of the rooms and found a lot of  63  . People don’t think of money when they are   64  . When anyone leaves paper money in a fire, the fire  65  it. So I took all the money I could find.   66   will become poorer because I took them.” 
“You don’t know me, ” said the other, “and you   67   my work.”
“What’s your work?”
“I’m a policeman.”
“Oh!”   68  the first man. He thought quickly and said, “And do you know my   69  ? I’m a writer. I’m always telling stories about the things that   70  happened. ”
小题1:
A.morningB.workingC.nightD.school
小题2:
A.BeforeB.AfterC.WhenD.As
小题3:
A.dead menB.booksC.childrenD.money
小题4:
A.excitedB.happyC.relaxedD.afraid
小题5:
A.keepsB.burnsC.makesD.forgets
小题6:
A.SomeoneB.AnyoneC.No oneD.Everyone
小题7:
A.knowB.don’t knowC.knewD.didn’t know
小题8:
A.criedB.laughedC.shoutedD.spoke
小题9:
A.nameB.workC.storyD.idea
小题10:
A.usuallyB.everC.neverD.often
题型:填空题
下列语句中,错误的是(  )
A.数字0也是单项式
B.单项式x的系数和次数都是1
C.-3x2y2是二次单项式
D.-
7x2y
3
的系数是-
7
3
,次数是3次
题型:填空题

若寒邪外束,肺热内盛,可加( )

A.葶苈子

B.大黄

C.陈皮

D.生石膏

E.知母

题型:填空题

在工程建设项目招标投标中,投标保证金一般不得超过投标总价的______。

A.1%
B.2%
C.3%
D.5%

题型:填空题

商业本票属于()。

A.商品证券 

B.有价证券 

C.资本证券 

D.货币证券

更多题库