Table 4. Parameters of Pore Structures of PT and AT Coal.
| samples | total porosity (%) | specific surface area (m2/g) | average pore diameter(nm) | pore volume (mL/g) |
|---|---|---|---|---|
| PT coal | 8.01 | 4.1812 | 7.27 | 0.1457 |
| AT coal | 10.51 | 5.320 | 7.88 | 0.1801 |
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