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【单选题】
制造模样时,模样的尺寸应比零件大一个
A.
铸件材料的收缩量
B.
机械加工余量
C.
铸件材料的收缩量+机械加工余量
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参考答案:
举一反三
【单选题】What is the author going to state in the next paragraph?
A.
There have been attempts to start a professional soccer organization in the U. S
B.
In the 12th century soccer s in Britain often involved whole towns.
C.
Professional soccer grew quickly in Europe.
D.
Experts believed that the United States would win.
【判断题】再结晶织构是晶粒在再结晶过程由于择优形核或择优长大而形成,因此它和冷变形织构间没有必然的联系。( )
A.
正确
B.
错误
【单选题】Eating is so important to Chinese ______ we have the term 'food culture'. But recent reports have the         public worried about ______ is on their tables.
A.
what; that
B.
which; that
C.
that; which
D.
that; what
【单选题】下列关于消费税纳税人的说法正确的是( )。
A.
委托加工卷烟的纳税人是委托方
B.
零售金银首饰的纳税人为消费者
C.
受托加工白酒的李某为消费税的代收代缴义务人
D.
进口小汽车的进口企业不缴纳消费税
【单选题】下列关于消费税的纳税人说法正确的是( )。
A.
甲公司是生产料酒的企业,则甲公司是消费税的纳税人
B.
乙公司是一家从事国产品牌汽车销售的4S店,则乙公司是消费税的纳税人
C.
丙公司是一家专门承接烟丝委托加工业务的企业,则丙公司是消费税的纳税人
D.
丁公司是一家从事外国高档化妆品进口和零售的企业,则丁公司是消费税的纳税人
【单选题】I was ill that day, otherwise I ______ the party.
A.
would have attended
B.
have attended
C.
attended
D.
must attend
【单选题】1976年在美国费城一次退伍军人会议期间发生肺炎流行,次年分离出( )
A.
肺炎球菌
B.
军团菌
C.
肺炎乙原体
D.
莱姆病螺旋体
E.
螺杆菌
【单选题】___________ 查看材料
A.
And others have painful attacks all the time.
B.
These signals travel from nerve cells in the injured area, up the spinal cord ( 脊髓 ) to the brain, and back down again.
C.
It tells us that we are injured and should do something about it.
D.
They knew little about the process of pain itself.
E.
The other message moves at a speed of only one meter a second,
F.
And they send the second, slower message of pain to t.he brain.
【单选题】There have been dozens of reports ____ people have seen a Wild Man in the Shennongjia Nature Reserve in western Hubei Province, China. [     ]
A.
which
B.
what
C.
that
D.
as
【单选题】There are frequently reports of accidents as fireworks ______, stored or transported.
A.
have been made
B.
are being made
C.
were made
D.
have made
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