混凝土的强度等级是指混凝土的抗压强度具有的保证率为( )。A.80% B.85% C.90% D.95%

作者: tihaiku 人气: - 评论: 0
问题 混凝土的强度等级是指混凝土的抗压强度具有的保证率为( )。
选项 A.80% B.85% C.90% D.95%
答案 D
解析 新教材P44页 按《混凝土结构设计规程》GB 50010-2010的规定,在立方体极限抗压强度总体分体分部中,具有95%强度保证率的立方体试件抗压强度。

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