A.鋼筋混凝土框架結(jié)構(gòu) B.鋼筋混凝土框一剪結(jié)構(gòu) C.普通磚砌體結(jié)構(gòu) D.多孔磚砌體結(jié)構(gòu)
A.400~600mm B.700~1000m C.1200~1500mm D.1600~2000mm
A.撓度f/=42.5mm>L0/250=34mm,不滿足規(guī)范要求 B.撓度f/=42.5mm>L0/300=28.3mm,不滿足規(guī)范要求 C.撓度f/=42.5-8.5=34mm=L0/250,滿足規(guī)范要求 D.撓度f/=42.5-8.5=34mm>L0/300=28.3mm,不滿足規(guī)范要求