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【判断题】
【背景资料】某建筑为现浇框架结构,抗震等级为三级,柱截面尺寸b*h=500mm*800mm,框架梁截面尺寸b*h=350mm*750mm,跨度6~9m,柱中配臵6Ф25(普通HRB335级)钢筋,有6Ф25(普通HRB335级)钢筋钢筋伸入支座(基本锚固长度为28d,不考虑修正系数),柱子净高2.4m,柱混凝土强度等级C35,梁混凝土强度等级C30,混凝土保护层厚度均取30mm,施工时为常温。 情形1:采用木模板施工,模板安装前用废机油进行涂刷并风干,因设计对起拱无具体要求,施工单位按跨中起拱高度为15mm进行了起拱,楼面模板安装完毕后,用水准仪抄平,保证整体在同一个平面上,不存在凹凸不平问题 情形2:钢筋采用5倍钢筋直径进行弯曲加工,钢筋连接采用锥螺纹套筒连接,箍筋加密区为梁端各1.2m范围 情形3:施工单位确定采用商品混凝土,粗骨料最大粒径为32.5mm泵送布料,整体浇注,商品混凝土站考虑施工效果,掺加适量粉煤灰,设计混凝土坍落度为20cm,时间3.5h,按规定方法养护3天后,施工单位拆除侧模板以加速周转。 请根据背景资料完成相应以下选项 采用泵送混凝土施工时,应采用内径150mm的输送泵管()
A.
正确
B.
错误
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举一反三
【单选题】what will happen if the dust aerosol layer develops?( )
A.
The Each will get extremely hot.
B.
The balance between the amount of heat absorbed from the Sun and the amount lost could hardly be maintained.
C.
The light of the Sun could no longer reach the suce of the Earth.
D.
Infrared radiation could no longer be transmitted from the Each to outer space.
【简答题】完形填空 Ric kshaw pullers  (人力车夫)  are some of the poorest people in our city and they work extremely hard. Recently I suffered a(n)__ 1 __injury and had to use a rickshaw puller to take me to the hospit...
【单选题】Have you ever picked some beautiful vegetables for your dinner salad ________ that they are extremely bitter? [     ]
A.
to find
B.
finding
C.
found
D.
find
【单选题】空中交通管制单位依法给予吊扣执照或合格证( )的处罚,或者责令停飞( )
A.
半年,一至三个月
B.
一至三个月,半年
C.
一至六个月,一至三个月
【单选题】T0 be a“tough girl” means you are not only __________tough, but also mentally independent.
A.
extremely
B.
partly
C.
physically
D.
practically
【单选题】本章学习了三个心理学定律,分别是。( )
A.
责任分散效应、泡菜效应、名片效应
B.
木桶定律、泡菜效应、名片效应
C.
木桶定律、泡菜效应、破窗效应
D.
晕轮效应、泡菜效应、名片效应
【单选题】The word 'cumulative' (in line 1, Para. 1) most probably means ______.
A.
decisive
B.
extremely beneficial
C.
strong
D.
progressively greater
【单选题】本章学习了三个心理学定律,分别是 。单选题( )
A.
责任分散效应、泡菜效应、名片效应
B.
木桶定律、泡菜效应、名片效应
C.
木桶定律、泡菜效应、破窗效应
D.
晕轮效应、泡菜效应、名片效应
【简答题】六个空中交通管制单位
【判断题】Read the following sentences and decide whether they are compound sentences or not. Write "T or 正确" if they are and "F or 错误" if they are not. 3. That house is larger than the other one.
A.
正确
B.
错误
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