Reducing risk in long deep tunnels by using TBM and drill-and-blast methods in the same project–the hybrid solution
作者： Nick Barton
DOI: 10.3724/SP.J.1235.2012.00115
关键词:
摘要: … drill-and-blast tunnels, but here the damage zone is actually a favourable aspect, removing the highest stresses … , when very high stresses apply, such as in-situ (principal) stresses as …
chinasciencejournal.com参考文章(4)
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