• 2022-07-29
    如图KL1(3A)所示,2轴线支座负筋6C22 4/2,第二排负筋自柱边延伸长度取()mm。[img=429x131]180338af7ea12c6.png[/img]
    A: (5800-400 )/4
    B: (5800-400 )/3
    C: (5800-400 )/5
    D: (3600-400 )/4