
SINGLE-END RAPID TUNNELLING TECHNIQUE AT EXIT OF LARGE CROSS-SECTION PARALLEL DRIFTON NO.Ⅱ LINE OF QINLING TUNNEL
Gou Biao Zhang So ng bai
Journal of Railway Engineering Society ›› 1997, Vol. 14 ›› Issue (2) : 65-80.
SINGLE-END RAPID TUNNELLING TECHNIQUE AT EXIT OF LARGE CROSS-SECTION PARALLEL DRIFTON NO.Ⅱ LINE OF QINLING TUNNEL
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