(a)
(b)
Figure 3: (a) CT mean value comparison of each cross section under continuous loading (3.18 MPa, 3.55 MPa, 3.85 MPa, and 4.41 MPa). (b) CT mean value comparison of each cross section under continuous loading (4.41 MPa, 5.15 MPa, 5.44 MPa, and 5.30 MPa).