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panel for the coating of tunnels, particularly studied for tunnels with scudate)
panel for the coating of tunnels, particularly studied for tunnels with scudate)
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机译:隧道涂层的面板,特别是对带有杜仲酸盐的隧道的研究)
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摘要
this found is subject a panel for the lining of tunnels, particularly studied for tunnels with milling machines scudate.which includes a perimeter frame structure composed of metal sections, and an internal structure.which may be constituted by a welded mesh or a sheet of metal bent to proper thickness, connected to the perimeter structure.
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