GB/T 41053-2021全断面隧道掘进机 土压平衡-泥水平衡双模式掘进机Full face tunnel boring machine—Dual modes (earth pressure balanced and slurry balanced) tunnel boring machine GB/T 41053-2021全断面隧道掘进机 土压平衡-泥水平衡双模式掘进机Full face tunnel boring machine—Dual modes (earth pressure balanced and slurry balanced) tunnel boring machine

GB/T 41053-2021全断面隧道掘进机 土压平衡-泥水平衡双模式掘进机Full face tunnel boring machine—Dual modes (earth pressure balanced and slurry balanced) tunnel boring machine

  • raybet雷电竞电竞app下载地址 类别:[GB] 国家raybet雷电竞电竞app下载地址
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  • raybet雷电竞电竞app下载地址 编号:GB/T 41053-2021
  • raybet雷电竞电竞app下载地址 状态:现行
  • 更新时间:2022-10-25
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