高铁隧道内气动效应形成损坏痕迹特点分析
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Analysis into the Characteristic Damaged Marks Resulted from Aerodynamic Impact in High-speed-railway Tunnel
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损坏的2号门(a: 残留的门框整体散架; b: 门框各部件焊接点断裂呈半脱落状; c: 门锁变形处无撬压痕迹)