Effect of Freeze-Thaw Cycles on Coal Pore Structure and Gas Emission Characteristics.

ACS Omega · 2022 · PMC9096933 · PMID 35571841

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an increasing trendno p-value reported

4.1.1 Pore Changes of Coal Samples with Different Freeze–Thaw Times After the anthracite and coking coal samples were frozen and thawed, the overall trend of the changes of each map in the T 2 spectrum of anthracite and coking coal was the same, showing an increasing trend.

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