<img src、"http://openmedia.ouchn.cn/uploads/02181/unit4/images/100.png" alt="" align="absmiddle">,裂缝宽度及挠度过大;
<img src、"http://openmedia.ouchn.cn/uploads/02181/unit4/images/101.png" alt="" align="absmiddle">,裂缝宽度及挠度过大;
<img src、"http://openmedia.ouchn.cn/uploads/02181/unit4/images/102.png" alt="" align="absmiddle">,受压区混凝土压碎;
<img src、"http://openmedia.ouchn.cn/uploads/02181/unit4/images/103.png" alt="" align="absmiddle">,裂缝宽度及挠度不大,受压区混凝土未被压碎。