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【多选题】
下列选项中关于脱氧方法描述正确的是( )。A.
沉淀脱氧,又称为间接脱氧
B.
扩散脱氧的脱氧速度慢,脱氧时间长
C.
真空脱氧是利用降低系统的压力来降低钢液中氧含量的方法
D.
LF炉、RH真空处理、VAD、VD等精炼方法就属于真空脱氧
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举一反三
【单选题】The author mentions the work of Harold Edgerton in order to provide an example of _____.
A.
the relationship between photographic originality and technology.
B.
how the content of photographs has changed from the nineteenth century to the twentieth.
C.
the popularity of high-speed photography in the twentieth century.
D.
how a controlled ambivalence toward photography's means can produce outstanding pictures.
【单选题】Why does George say the job isn't for everyone?
A.
Not everyone would like to work alone and in silence.
B.
It isn't very well-paid.
C.
It can be dangerous.
【简答题】(a) In order for auditors to operate effectively and to provide an opinion on an entity’s financial statements, they are given certain rights. Required: State THREE rights of an auditor, excluding tho...
【单选题】A diesel engine is supercharged in order to__________.
A.
lower the no-load RPMs
B.
provide more air for combine with the fuel
C.
increase the no-load RPMs
D.
provide more fuel combine with the air
【简答题】下列有关家庭病床查床制度正确的是
【多选题】局部清查是指根据需要对一部分财产物资进行的清查，其清查内容包括( )。
A.
流动资金中变化较频繁的原材料
B.
库存商品
C.
现金、银行存借款
D.
固定资产
E.
无形资产
【单选题】Everyone wants to see the flower show, ______?
A.
does he
B.
doesn't it
C.
doesn't everyone
D.
don't they
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