Advances in Civil Engineering / 2018 / Article / Fig 2

Research Article

The Effect of Confining Pressure and Water Content on Energy Evolution Characteristics of Sandstone under Stepwise Loading and Unloading

Figure 2

Stress-strain curves of the samples with different water contents under loading and unloading conditions: (a) 0%, (b) 25%, (c) 50%, and (d) 100%.

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