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Significats de natm en anglès

portuguès
new austrian tunnelling method
català
nma
espanyol
nuevo método austriaco de construcción de túneles

Popular method of modern tunnel design and construction.

        Termes relacionats
        nma
        Ús de natm en anglès
        1
        To make matters worse, there have been 39 major incidents associated with the NATM tunnelling methods.
        The Irish Times
        2
        Water inflow and high seepage where a NATM meets or disturbs these saturated pockets is one of the major causes of NATM collapses.
        The Irish Times