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Published in 2017 at "Engineering"
DOI: 10.1016/j.eng.2017.12.002
Abstract: Abstract With the rapid development of the exploitation of underground space, more and more large- or super-large-diameter tunnel-boring machines (TBMs) are being employed to construct underground space projects. At present, because conventional circular TBMs cannot…
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Keywords:
non circular;
key technologies;
underground space;
circular tbms ... See more keywords