某批混凝土经抽样，强度等级为C30，意味着该混凝土（）。 -题库考试答案搜索网

某批混凝土经抽样，强度等级为C30，意味着该混凝土（）。

单选题

2022-11-22 15:37

A、立方体抗压强度达到30N/mm2的保证率为95%
B、立方体抗压强度的平均值达到30N/mm2
C、立方体抗压强度达到30N/mm2的保证率为5%
D、立方体抗压强度设计值达到30N/mm2的保证率为95%

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正确答案

A

试题解析

标签：建筑结构(一级)综合练习 CMS专题一级注册建筑师建筑结构

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