Coupled Effect of Water Temperature and Cyclic Wetting and Drying on Dynamic Mechanical Characteristics of Sandstone

Figure 15

SEM images of the sandstone specimen after 15 cycles of wetting and drying in different water temperatures. (a) 20°C. (b) 40°C. (c) 60°C. (d) 80°C. (e) 98°C.

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(b)

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(e)