Research on Dynamic Compressive Performance of Polypropylene Fiber-Reinforced High-Strength Concrete under Freeze-Thaw Environment

<table class="table-group" id="tab4"><tr><td><table class="table"><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr class="thead"><td class="align_left">Label</td><td class="align_center"><i>a</i></td><td class="align_center"><i>b</i></td><td class="align_center"><i>c</i></td><td class="align_center"><i>R</i>-square</td></tr><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr><td class="align_left">FT0</td><td class="align_center">0.37360</td><td class="align_center">−0.3774</td><td class="align_center">0.48475</td><td class="align_center">0.99</td></tr><tr><td class="align_left">FT25</td><td class="align_center">0.30000</td><td class="align_center">0.04823</td><td class="align_center">−0.07907</td><td class="align_center">0.90</td></tr><tr><td class="align_left">FT50</td><td class="align_center">−0.00217</td><td class="align_center">1.77965</td><td class="align_center">−2.09473</td><td class="align_center">0.99</td></tr><tr><td class="align_left">FT75</td><td class="align_center">−0.74820</td><td class="align_center">4.36210</td><td class="align_center">−4.23478</td><td class="align_center">0.99</td></tr><tr><td class="align_left">FT100</td><td class="align_center">−0.88159</td><td class="align_center">5.36096</td><td class="align_center">−5.66080</td><td class="align_center">0.96</td></tr><tr class="table-tr"><td colspan="5"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

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Advances in Materials Science and Engineering

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Table 4

Table 4: Research on Dynamic Compressive Performance of Polypropylene Fiber-Reinforced High-Strength Concrete under Freeze-Thaw Environment 