Mesoscopic Freeze-Thaw Damage Evolution Characteristics of Fractured Sandstone at Different Saturations

Figure 11

Histogram of the distribution frequency of the pore coordination numbers of five red sandstone samples with different saturations after 0, 30, and 60 freeze-thaw cycles. (a) A (60%). (b) B (70%). (c) C (80%) (d) (90%). (e) E (100%).

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