[1] [1] MANDELBROT B. The fractal geometry of nature［M］. New York: WH Freeman, 1982.

[2] [2] GAO S, LI Q Y, LUO J L. Fractal characteristic of recycled aggregate and its influence on physical property of recycled aggregate concrete［J］. Reviews on Advanced Materials Science, 2021, 60(1): 663-677.

[5] [5] YOO D Y, KANG M C, CHOI H J, et al. Influence of chemically treated carbon fibers on the electromagnetic shielding of ultra-high-performance fiber-reinforced concrete［J］. Archives of Civil and Mechanical Engineering, 2020, 20(4): 1-15.

[6] [6] HAN J H, WANG D B, ZHANG P. Effect of nano and micro conductive materials on conductive properties of carbon fiber reinforced concrete［J］. Nanotechnology Reviews, 2020, 9(1): 445-454.

[8] [8] KATZ A, BENTUR A. Mechanical properties and pore structure of carbon fiber reinforced cementitious composites［J］. Cement and Concrete Research, 1994, 24(2): 214-220.

[9] [9] LIU R, XIAO H G, GENG J S, et al. Effect of nano-CaCO3 and nano-SiO2 on improving the properties of carbon fibre-reinforced concrete and their pore-structure models［J］. Construction and Building Materials, 2020, 244: 118297.

[15] [15] RBNER K, HOFFMANN D. Characterization of mineral building materials by mercury-intrusion porosimetry［J］. Particle & Particle Systems Characterization, 2006, 23(1): 20-28.

[17] [17] ZHANG B Q, LI S F. Determination of the surface fractal dimension for porous media by mercury porosimetry［J］. Industrial & Engineering Chemistry Research, 1995, 34(4): 1383-1386.

[18] [18] KAMESWARA RAO C V S, SWAMY R N, MANGAT P S. Mechanical behaviour of concrete as a composite material［J］. Matériaux et Construction, 1974, 7(4): 265-271.