A、<span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-family: ">截面弯矩大小<span style="mso-spacerun: yes"></span></span>
B、<span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-family: ">截面剪力大小<span style="FONT-FAMILY: Times New Roman; mso-bidi-font-size: 10.5pt; mso-fareast-font-family: 宋体; mso-ascii-font-family: Times New Roman"><span><p></p></span></span></span>
C、<span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-family: ">截面轴力大小<span style="mso-spacerun: yes"></span></span>
D、<span style="FONT-FAMILY: 宋体; FONT-SIZE: 10.5pt; mso-bidi-font-family: ">截面高度大小<span style="FONT-FAMILY: Times New Roman; mso-bidi-font-size: 10.5pt; mso-fareast-font-family: 宋体; mso-ascii-font-family: Times New Roman"><span><p></p></span></span></span>