Spalling cracks resulted from tension failure of concrete in wall joint and adjacent area are primary when the thin wall ( including the wall with visible wide beam) endured out-of-plane moment.
薄墙(包括墙上设有明梁的墙)受梁端施加的平面外弯矩时以墙上节点区与节点附近一定范围的混凝土受拉破坏形成剥离裂缝为主;
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