【判断题】【消耗次数：1】
临空、临边处，宜设置安全防护栏杆等临边防护设施。
①
正确
②
错误
参考答案：
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相关题目
【多选题】
下列关于临边防护栏杆的规定，哪些是正确的？（ ）;
①
防护栏杆应由上、下两道横杆及栏杆柱组成
②
上杆离地高度为1.5～1.8m
③
下杆离地高度为0.4～0.6m
④
上杆离地高度为1.0～1.2m
⑤
下杆离地高度为0.6～0.8m
【多选题】
下列关于高处作业临边防护栏杆的规定，正确的是( )
①
防护栏杆应由上、下两道横杆及栏杆柱挡脚板组成
②
上杆离地高度为1.5-1.8m
③
下杆离地高度为0.5-0.6m
④
上杆离地高度为1.0-1.2m
⑤
下杆离地高度为0.6-0.8m
【多选题】
临边防护栏杆的上杆应符合下列哪些规定?( );
①
离地高度1.0～1.2m
②
离地高度0.5～0.6m
③
承受外力3000N
④
承受外力2000N
⑤
承受外力1000N
【多选题】
下列临边防护栏杆的上杆应符合规定的是( )
①
离地高度1.0-1.2m
②
离地高度0.5-0.6m
③
承受向上的外力3000N
④
承受向下外力2000N
⑤
承受任何方向外力1000N
【多选题】
下列关于坡度大于1：2.2的屋面临边防护栏杆的设置，哪些是正确的？（ ）;
①
自上而下使用密目式安全网封闭
②
上杆离地高度为1.5m
③
下杆离地高度为0.4～0.6m
④
上杆离地高度为1.0～1.2m
⑤
下杆离地高度为0.6～0.8m
随机题目
【单选题】
As the train will not leave until one hour later, we _____ grab a bite at the snack bar.
①
may well
②
just as well
③
might as well
④
as well
【单选题】
_____ drills that have no real topic have to remain as they are.
①
Manufacture
②
Manipulative
③
Manipulate
④
Manifest
【单选题】
Dr. Park was accused _____the patient with overdose of sleeping pills so that the patient’s life was determined before the expected time.
①
of providing
②
with providing
③
to have provided
④
to provide
【单选题】
Of course, talking about something which affects them personally is _____motivating for students.
①
chiefly
②
correctly
③
currently
④
eminently
【单选题】
A well written composition _____ good choice of words and clear organization among other things.
①
calls for
②
calls on
③
calls up
④
calls off
【单选题】
At her word she stood up and walked away, stopping at the window to pull back the curtain and _____.
①
look round
②
look out
③
look up
④
look on
【单选题】
It _____to see so many children in that mountainous area cannot even afford elementary education.
①
pains her
②
makes her pain
③
is paining
④
is pained
【单选题】
To an especially sensitive child, a simple scolding can be a _____experience.
①
hysterious
②
grievous
③
gracious
④
sensible
【单选题】
It is _____ with the customer not to let the shop assistants guess what she really likes and wants until the last moment.
①
in her honor
②
on her honor
③
a point of honor
④
an honor
【单选题】
It was requested that all of the equipment _____in the agreed time.
①
erected
②
would be erected
③
be erected
④
will be erected