...岩体质量评价；弱化系数；岩体等级(RMR)系统；修正[gap=1532]Key words: deep rock mass engineering; evaluation of rock mass quality; weakening coefficients; RMR (rock mass rating) system; revise..
Thestructuralcharacteristicofrockmassplays an importantrole in rock massengineeringconstruction, socorrectevaluationof rock mass quality is of great engineering significance.