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通过对砼试件快速碳化试验结果的分析,得出砼碳化后受压应力——应变关系的三个特征值,并将理论分析的结果与试验结果进行对比,得出碳化砼与未碳化砼相比没有本质区别,主要不同点为碳化后检峰值强度提高60%,极限应变降低30%。
Through the analysis of the results of rapid carbonation test of thorium specimens, three eigenvalues of compressive stress-strain relationship after thorium carbonization are obtained. The results of theoretical analysis are compared with the experimental results to obtain thorium carbide and non-carbide. Compared with no essential differences, the main difference is that the peak strength after carbonization increases by 60% and the ultimate strain decreases by 30%.