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【简答题】
预应力混凝土构件为什么要进行施工阶段的验算？
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举一反三
【单选题】Second, the idea of a wildfire "perimeter" is often misunderstood. If a fire has been contained to a 27-mile perimeter, it does not mean that the fire destroyed 100% of the area within the perimeter. ...
A.
For example
B.
Now it's turn to another matter
【简答题】玉米杂交种亩产量服从正态分布,其总体平均产量为 430kg ,标准差为 30kg 。为提高制种产量进行反交制种,对反交种的 9 个小区进行测产,得平均产量为 415kg 。采用 测验方法,计算公式为 ,计算结果为 ,测验的临界值为 。因此,判断反交种与正交种在产量上 显著差异。反交种产量 95% 的置信区间为 至 。
【单选题】In the last paragraph the author indicates that ______.
A.
nothing can be done about violence in sports
B.
football players are concerned about violence in sports
C.
violence in sports is worse now than it ever was
D.
athletes are confused about what should be permitted in sports
【简答题】"In other words, if you were out of the picture,the field would be open. Is that right?”(Para.31)
【简答题】Identify the replacement of the underlined words in other sentencs: They proposed a "win-win" model whereby each party shares common goals and cooperates in order to solve the problem. (Para.2) If you...
【单选题】The function of legal systems, according to the passage, is ______.A.to control violenc
A.
14：The function of legal systems, according to the passage, is ______. A.to control violence within a society
B.
to protect the world from chaos
C.
to free society from the idea of revenge
D.
to give the government absolute power
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