Macro and micro damage characteristics of Red-bed sandstone in Urumqi under freeze-thaw cycles.

It can be seen that with the increase of the number of freeze–thaw cycles, the pores of each layer inside the red-bed sandstone show an increasing trend.

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With the increase of the number of freeze–thaw cycles, the pore volume and porosity of the red-bed sandstone samples show an increasing trend, and the material volume and total volume show a decreasing trend.

also in 47,180 other papers