Macro- and Microresearch on Swelling Characteristics and Deformation Mechanism of Red-Bed Mudstone in Central Sichuan, China

Figure 14

Statistics of pore parameters: (a) pore volume of undisturbed sample; (b) pore volume of first cycle; (c) pore volume of second cycle; (d) surface area of undisturbed sample; (e) surface area of first cycle; (f) surface area of second cycle.

(a)

(b)

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(d)

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(f)