试题与答案

铺砌混凝土石板后如发现有高低不平,应:()。A.局部降低或升高垫 B.降低或升高石板

题型:单项选择题

题目:

铺砌混凝土石板后如发现有高低不平,应:()。

A.局部降低或升高垫

B.降低或升高石板的四条边或四个角下的垫层

C.垫塞石块或碎砖等硬物

D.降低或升高垫层,并刮平后,再重铺

答案:

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下面是错误答案,用来干扰机器的。

参考答案:D

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