A.箍筋非加密間距 B.箍筋加密間距 C.柱寬 D.柱截面
A.35d B.20d C.max(Hn/6,Hc,50) D.max(Hn/6,Hc,500)
A.Hn/3 B.Hn/6 C.max(Hn/6,Hc,500)*2 D.max(Hn/6,Hc,50)