【单选题】【消耗次数：1】
碗扣式钢管脚手架的连墙撑的是：（ ）
①
组成架体框架的横向连接杆件
②
用于连接的辅助构件
③
与间横杆的作用相同
④
用于作业面的辅助构件
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相关题目
【单选题】
碗扣式钢管脚手架的间横杆的是：（ ）
①
为扩展作业平台而设置的构件
②
连接两交叉的脚手架而设置的构件
③
一端与脚手架相连，一端与墙体相连
④
用于作业面的辅助构件
【单选题】
碗扣式脚手架连墙件的设置不符合规定的是（ ）。
①
连墙件应呈水平设置，当不能呈水平设置时，与脚手架连接的一端应上斜连接
②
每层连墙件应在同一平面，水平间距不应大于4.5m
③
连墙件应设置在有横向横杆的碗扣节点处
④
连墙件应采用可承受拉、压荷载的刚性结构，连接应牢固可靠
随机题目
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The thieves _____ the possibility of the alarm system sounding
①
overtook
②
overcame
③
overlooked
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overworked
【单选题】
The human race has already paid a heavy price for its slow _____to environmental threats.
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response
②
responsibility
③
resolution
④
resistance
【单选题】
Not until three years ago _____ to work outside.
①
he began
②
he begins
③
began he
④
did he begin
【单选题】
I _____him the Christmas gift by mail because he came home during the Christmas holidays.
①
ought to have sent
②
couldn’t have sent
③
must have sent
④
needn’t have sent
【单选题】
My friend and adviser _____ to lend me his money.
①
have agreed
②
has agreed
③
agreed
④
are agreed
【单选题】
When he bent down to tie his shoelace, the belt of his trousers _____.
①
ruined
②
cracked
③
broke
④
split
【单选题】
In today’s newspaper, it _____ that there will be a new election tomorrow.
①
tells
②
states
③
writes
④
records