【判断题】【消耗次数：1】
附着式升降脚手架升降操作时，各相邻提升点间的高差不得大于50mm，整体架最大升降差不得大于100mm。
①
正确
②
错误
参考答案：
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相关题目
【多选题】
液压升降整体脚手架的安全防护措施应符合下列要求（ ）。
①
架体外侧必须采用密目式安全立网围挡
②
密目式安全立网应布设在外立杆内侧，并可靠固定在架体上
③
工作脚手架外侧应设置防护栏杆和挡脚板
④
顶层防护栏杆高度不应小于1.2m
⑤
架体底层的脚手板除应铺设严密外，还应具有可翻起的翻板构造
【单选题】
对于附着升降脚手架的使用与拆卸相关要求，以下说法不正确的是：( )
①
使用过程中每月进行一次安全检查，重要装置与设备至少每月维修保养一次。
②
停用超过一个月或遇5级及其以上大风后，复工时必须进行检查。
③
遇5级及其以上大风和大雪、浓雾、雷雨等恶劣天气时，禁止进行升降和拆卸作业。
④
拆卸必须按专项施工组织设计的要求进行，拆除工作前进行安全交底。
【单选题】
附着升降脚手架使用过程中严禁进行下列作业，其中不正确的是：( )
①
任意拆除结构件或松动连接件
②
拆除或移动安全防护装置
③
起吊物料与架体保持距离
④
利用架体支顶模板
随机题目
【单选题】
Nowhere else in the world __________ more attractive scenery than in Switzerlan@@
①
you can find
②
is found
③
can you find
④
has been found
【单选题】
I am going away. or not she will go is up to her to decide.
①
if
②
which
③
whether
④
that
【单选题】
_________ the information about this product, you can contact the sales department of our company.
①
To get
②
Getting
③
Get
④
Got
【单选题】
The morning paper __________ a story about demonstrations in New York and Washington @@@@
①
carried
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extended
③
brought
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took
【单选题】
Tom is in favor of going to the movies; Jack insists on playing football.
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while
②
meanwhile
③
when
④
at the same time
【单选题】
Ever since the Smiths moved to the suburbs a year ago they __________ better health.
①
could have enjoyed
②
had enjoyed
③
have been enjoying
④
are enjoying
【单选题】
She is quite capable and can be depended on in an __________ .
①
affair
②
accident
③
incident
④
emergency
【单选题】
He studied hard in his youth, __________ contributed to his great success in later life.
①
that
②
it
③
what
④
which
【单选题】
I was worried about chemistry, but Mr Brown gave me an A!
①
Don’t worry about it
②
Congratulations! That’s a difficult course
③
Mr Brown is very good
④
Good luck to you!
【单选题】
__________ evidence that language acquiring ability must be stimulate@@
①
It being
②
It is
③
There is
④
There being