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Uncertainty Analysis of Concrete Compressive Testing Results
Author(s): 
Pages: 44-48
Year: Issue:  12
Journal: Quality of Civil Engineering and Construction

Keyword:  混凝土立方体抗压强度不确定度;
Abstract: 根据混凝土抗压强度计算公式,建立数学模型,分析C20、C25、C30混凝土立方体抗压强度试验结果不确定度的主要影响因素,并进行评定、计算各强度等级混凝土立方体抗压强度的不确定度.通过结果分析知:影响不确定度大小的主要因素依次为破坏荷载测量结果的重复性、压力机本身的准确度等级,再次是试件尺寸的数据修约.
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