Coupled effect of unloading rate and water content on mortar under differential cyclic loading.

For instance, literature 48 also discovered through experimental research that when the saturation of concrete increased to around 50%, the compressive strength curve of the concrete changed from the previous descending section to a relatively stable section, and the elastic modulus curve changed from the previous descending trend to an increasing trend.

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It is therefore highly significant to analyze the proportion of total dissipated energy relative to the total input energy.

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