1Element #0 20: 2 14 4 18 0 19 8 16 10 3 5 9 11 3Element #1 40: 4 15 6 19 1 20 10 17 12 5 7 11 13 5========= Face restriction; marker: 4 ======== 6num_elem: 1, elem_size: 3, num_dof: 21 70: 8 18 2 8========= Face restriction; marker: 2 ======== 9num_elem: 1, elem_size: 3, num_dof: 21 100: 6 20 12 11========= Face restriction; marker: 1 ======== 12num_elem: 2, elem_size: 3, num_dof: 21 130: 2 14 4 140: 4 15 6 15========= Face restriction; marker: 3 ======== 16num_elem: 2, elem_size: 3, num_dof: 21 170: 10 16 8 180: 12 17 10 19