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(A) Front face of repaired GFRP after first impact (B) Back face of repaired GFRP after first impact (C) Front face of repaired GFRP after second impact (D) Back face of repaired GFRP after second impact (E) Front face of repaired GFRP after third impact (F) Back face of repaired GFRP after third impact (G) Front face of repaired GFRP after fourth impact (H) Back face of repaired GFRP after fourth impact after tensile test.
