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【单选题】
对掺用缓凝型外加剂或有抗渗要求的混凝土，混凝土浇水养护的时间不得少于( )。A.
5d
B.
7d
C.
10d
D.
14d
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反馈参考答案：
举一反三
【单选题】What is learned about the Boxer County foreclosure auction?
A.
It is held in August.
B.
It has been rescheduled.
C.
It is the state's largest.
D.
It is open only to real estate developers.
【简答题】The boxer was knocked out in the third round .
【单选题】It was a close boxing game, but the boxer in blue was ( ) to be the winner by three of the four referees.
A.
destined
B.
deemed
C.
doomed
D.
adapted
【单选题】The boxer Lesra finds very fascinating has, in a sense, something to do with all of the following EXCEPT
A.
one of the three white men.
B.
Rubin Carter.
C.
Denzell Washington.
D.
Hurricane.
【单选题】The boxer Lesra finds very fascinating has, in a sense, something to do with all of the following EXCEPT ______
A.
one of the three white men
B.
rubin Carter
C.
denzell Washington
D.
hurricane
【简答题】在一个双链表中,已经由指针 ptr 指向需要删除的存储结点,则删除该结点所要执行的两条操作是 。
【简答题】The boxer was counted _ in the 7th round.
【简答题】. 某公司现有三个投资方案可供选择,根据市场预测,三种不同的市场状况的预计年投资报酬率如下表: 如果甲、乙、丙投资方案的风险报酬系数分别为8%、10、12%,无风险报酬率为6%,各个方案的投资额均为200万元。 要求:(1)计算各个投资方案的期望报酬率、标准离差、标准离差率; (2)计算各个方案的风险报酬率、风险报酬、可能的投资报酬率。
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