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【简答题】
现有I型截面钢筋混凝土偏心受压柱，柱子的截面尺寸b=100mm，h=1000mm，b f =b' f =400mm，h f =h' f =150mm，a s =a' s =40mm，C35混凝土，HRB400级钢筋，计算长度l 0 =6.0m，承受轴向压力设计值N=1500kN，柱两端弯矩设计值M 1 =M 2 =1000kN·m，试进行截面对称配筋设计。
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举一反三
【单选题】A Where in the world can you take an hour's train ride，and pass a forest，a London street，a scene from the Wild West(西大荒)，and a burning building that never burns down? There's only one place，and that's...
B.
a busy London street
C.
a famous movie company
D.
an old Hollywood movie
【简答题】利润表中“营业税金及附加”项目不包括印花税。（）
【单选题】The author believes that only when ______ can you take notes efficiently.
A.
you become interested in the fly buzzing on the windowpane
B.
you pay your undivided attention on lectures
C.
you are distracted by a peculiar habit of the lecturer's
D.
you let your mind wander
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