Research Article
Strength and Microscopic Damage Mechanism of Yellow Sandstone with Holes under Freezing and Thawing
Figure 8
Microporosity change diagram of B zone in yellow sandstone under freeze-thaw cycles. (a) Freeze-thaw 0 times. (b) Freeze-thaw 5 times. (c) Freeze-thaw 10 times. (d) Freeze-thaw 20 times. (e) Freeze-thaw 40 times.
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