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[1]一种注浆式变截面锚管, 申请号:CN202211419273.0
[2]控制隧道下穿铁路路基变形的施工方法及棚架支护结构, 申请号:CN202311166713.0
[3]一种剪切试验装置的辅助工具, 申请号:CN202321825434.6
[4]一种多级让压锚杆, 申请号:CN202321960128.3
[5]一种注浆锚杆锚孔扩孔装置, 申请号:CN202322257779.2
[6]一种隧道炮孔环向聚能开槽设备, 申请号:CN202421663626.6
[7]一种激光辅助炮孔开槽装置, 申请号:CN202421975353.9
total7 1/1
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