Fig.14

Cloud diagram of plastic zone: (a) scheme I 100 MPa (b) scheme I 70 MPa (c) scheme I 40 MPa (d) scheme II 100 MPa (e) scheme II 70 MPa (f) scheme II 40 MPa.
Cloud diagram of plastic zone: (a) scheme I 100 MPa (b) scheme I 70 MPa (c) scheme I 40 MPa (d) scheme II 100 MPa (e) scheme II 70 MPa (f) scheme II 40 MPa.