A.Hn/3 B.max(hc,Hn/6,50 C.max(Hn/6,500 D.min(hc,Hn/6,500)
A.柱凈高 B.柱層高 C.柱截面長邊尺寸 D.柱截面短邊尺寸
A.max(hc,Hn/6,500) B.max(Hn/6,500) C.min(hc,Hn/6,500) D.min(Hn/6,500)