Research Article

Dynamic Mechanical Properties and Fractal Characteristics of Polypropylene Fiber-Reinforced Cement Soil under Impact Loading

Figure 7

Failure patterns of polypropylene fiber-reinforced cement soil in SHPB tests. (a) CPP = 0%, (b) CPP = 0.4%, (c) CPP = 0.8%, and (d) CPP = 1.2%.
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(b)
(c)
(d)