题目内容

钢结构涂装工程中,因操作不小心,涂料溅到皮肤上时,正确的处理措施为( )。

A. 用汽油擦洗
B. 用强盐酸擦洗
C. 用木屑加肥皂水擦洗
D. 用大量水冲洗

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When the author refers to professions as no longer being "closed guilds", he means that______.

A. it is much easier to become a professional today than it was in the past
B. there is more social intercourse between professionals and others
C. popular science has told their secrets to the world
D. anyone can now understand anything in a profession

脚手架架体外侧必须用密目式安全网封闭,网体与操作层不应有大于( )的缝隙,网间不应有( )的缝隙。

A. 10mm,25mm
B. 8mm,15mm
C. 9mm,20mm
D. 10mm,20mm

吊篮式脚手架吊篮安装完毕,应以( )的均布额定荷载进行检验平台和悬挂结构的强度及稳定性的试压试验。

A. 1倍
B. 1.5倍
C. 2倍
D. 2.5倍

边坡值(高:宽)为1:1.00~1:1.50的土为( )。

A. 一般性黏土
B. 砂土
C. 充填砂土
D. 充填坚硬、硬塑黏性土

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