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【判断题】
轴压比较大,柱产生脆性的小偏心受压破坏,轴压比较小,柱产生延性的大偏心受压破坏。因此,必须控制柱的轴压比。A.
正确
B.
错误
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反馈参考答案：
举一反三
【单选题】Refer to the figure below: If the price is $16, the resulting
A.
surplus will lead to a fall in price.
B.
shortage will lead to a fall in price.
C.
surplus will lead to a rise in price.
D.
shortage will lead to a rise in price.
【单选题】Refer to the figure above. This country's exports equal
A.
CE units of X.
B.
GH units of Y.
C.
CD units of X.
D.
DE units of Y.
【单选题】Refer to the Figure. At a price of
A.
$8, there is a surplus of 6 units.
B.
$5, there is neither a shortage nor a surplus.
C.
$2, there is a shortage of 6 units.
D.
All of the above are correct.
【单选题】Refer to the figure above. The quota generates deadweight costs of
A.
$10,000.
B.
$12,000.
C.
$30,000.
D.
$50,000.
【单选题】Refer to the figure above. Which of the following is true?
A.
The relative price of S is higher at G than at D.
B.
The relative price of T is higher at C than at F.
C.
A move from C to D would raise community satisfaction.
D.
All of the above are true.
【单选题】Refer to the figure above. With the tariff, the government collects
A.
$50,000.
B.
$60,000.
C.
$100,000.
D.
$220,000.
【单选题】Refer to the figure above. This country's imports equal
A.
CE units of X.
B.
GH units of Y.
C.
CD units of X.
D.
DE units of Y.
【单选题】Refer to the figure above. With the tariff, the quantity of imports falls to
A.
10,000 units.
B.
12,000 units.
C.
14,000 units.
D.
22,000 units.
【单选题】Refer to the figure above. Quota rents equal
A.
$2000.
B.
$5000.
C.
$6000.
D.
$10000.
【单选题】某产妇，妊娠14周，行钳刮术时破膜后突然烦躁、寒战、咳嗽、呼吸心率加快，血压轻度下降，应及早采取何种急救措施
A.
阿托品静脉注射
B.
地塞米松静注
C.
注射升压药阿拉明
D.
输入新鲜血液
E.
立即剖宫探查
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