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【单选题】
地毯按铺设有固定式和非固定式两种。固定式包括()。非固定式即将地毯直接铺设在地面,不需要与基层固定。以下介绍卡条固定式地毯的施工工艺。
A.
卡条固定式和粘接固定式
B.
平铺式
C.
黏贴式
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B.
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C.
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D.
CT
E.
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汇款
B.
O/A
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托收
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A.
the discovery of America
B.
the annexation of Hawaii
C.
the resurrection of Jesus
D.
the birth of Jesus Christ
【单选题】采用( )结算方式对进口方最为有利。
A.
汇款
B.
托收
C.
信用证
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【单选题】Jason failed one of the exams, but we should make ________ for the fact that he had been ill and absent from class for a whole year.
A.
permit
B.
allowance
C.
permission
D.
consent
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A.
She, you and I
B.
You, she and I
C.
I, you and she
D.
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A.
there is a lot of trouble living in Hawaii
B.
living expenditure in Hawaii is as high as that in Manhattan
C.
living expenditure in Hawaii is incompatible with income
D.
house price today in Hawaii is unbelievably high
【简答题】如图所示,A与B两飞轮的轴杆可由摩擦齿合器使之连接,A轮的转动惯量为10 。开始时轮静止,A轮以600转/分的速度转动,然后使与B连接,因此B轮得到加速而A轮减速,直到两轮的转速都等于200转/分为止。则B轮的转动惯量为 。
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