A.1.2m B.l.5m C.1.8m D.0.6m
A.0.5m B.0.5~lm C.lm D.l.2~1.5m
A.5 B.8 C.lO D.1/4跨高
A.0.5m B.0.6m C.1m D.1.5m
A.构造柱 B.联系梁 C.圈梁 D.支撑系统
