Journal of Mining & Safety Engineering ›› 2017, Vol. 34 ›› Issue (4): 754-759.

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Local weak-supporting mechanism and rational support form in soft rock tunnel

  

  • Received:2015-11-19 Online:2017-07-15 Published:2017-08-08

Key words: soft rock roadway;local weak , supporting;supporting value;fully-enclosed shell structure;engineering application