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【单选题】
题23～25：某框架—剪力墙结构，房屋高度50.1m，地下2层，地上13层，首层层高6.0m，二层层高4.5m，其余各层层3.6m。纵横方向均有剪力墙，地下一层板顶作为上部结构的嵌固端。该建筑为丙类建筑，抗震设防烈度为8度，设计基本地震加速度为0.2g，Ⅰ类建筑场地。在基本振型地震作用下，框架部分承受的地震倾覆力矩小于结构总地震倾覆力矩的50%。各构件的混凝土强度等级均为C40。 首层某框架中柱剪跨比大于2。为使该柱截面尺寸尽可能小，试问，根据《高层建筑混凝土结构技术规程》JGJ3-2002的规定，对该柱箍筋和附加纵向钢筋的配置形式采取所有相关措施之后，满足规程最低要求的该柱轴压比最大限值，应取下列何项数值?A.
0.95
B.
1.00
C.
1.05
D.
1.10
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【简答题】A．Britons got expansive tea from China. B．Britons got their first tea from Finland. C．Britons were the first people in Europe who drank tea. D．In the 17th century the East. India Company introduced te...
【单选题】When first ______to Britain, tea was not so popular like today .
A.
introducing
B.
introduced
C.
being introduced.
D.
introduce
【单选题】Between seventeenth and eighteenth centuries when tea was first introduced into England there was competition between coffee houses and pubs to gain popularity of tea and liquor.
A.
Y
B.
N
C.
NG
【单选题】当 n < 30 时,用样本均数估计总体均数的 95% 可信区间的公式为 D
A.
` x ± 1.96 S
B.
` x ± t0.05 ， v S ` x
C.
` x ± 1.96 S ` x
D.
` x ± t0.05 ， v S ` x
E.
` x ± 2.58S
【单选题】When using（ ）, first divide the tea into it before swirling it around.
A.
sample tea cup
B.
sample tea cup
C.
tea bowl
D.
tea holder
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