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hun ning tu dong rong xing neng shi yan yan jiu
Author(s): 
Pages: 30-31
Year: Issue:  7
Journal: GUANGDONG BUILDING MATERIALS

Keyword:  耐久性冻融损伤;
Abstract: 本文采用超声波这一无损测试技术,检测冻融过程中混凝土的超声波声速值,并以声速值构造混凝土损伤变量来反映混凝土细观结构损伤状况;将不同种类混凝土所对应的该损伤变量应用于已经建立的混凝土冻融耐久性计算模型中,结果证明理论计算值与试验测试值具有很好的一致性,表明如此构造的损伤变量可以准确反映混凝土的冻融耐久性劣化规律.
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