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【简答题】
零件的疲劳失效过程可分为 、 和 三 个阶段。
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举一反三
【单选题】Which of the following is not true about e-commerce in China according to the passage?
A.
A large number of online buyers do not pay with credit cards.
B.
Online auction customers do their business without seeing each other.
C.
China is not fully prepared for e-commerce.
D.
Credit ratings are not reliabl
【简答题】间歇性的精神病人在精神正常的时候犯罪应当负刑事责任。（ ）
【单选题】Which of the following is NOT true according to the passage?
A.
E-commerce in China is developing very fast.
B.
America's e-commerce giants are moving into China.
C.
American e-commerce businesses have a hard time doing business on their own in China.
D.
China's e-commerce businesses do not like to cooperate with foreign companies.
【单选题】Which of the following is the cause for America's e-commerce giants moving into China and the rest of Asia?
A.
eBay is posting record profits.
B.
Amazon is in the black for the first time in its eight-year history.
C.
U.S. growth rates are starting to slow.
D.
European e-commerce is too matur
【简答题】使用星型模式可以从一定程度上（）查询效率。因为星型模式中数据的组织已经经过预处理，主要数据都在庞大的事实表中。
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