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推导了非均匀应力场下硐室(或隧道)的位移反分析公式,并利用尖山铁矿破碎机硐室围岩位移监测结果反演了围岩的力学参数。计算了硐室周围应力并对其稳定性作了分析评价。
The displacement back analysis formula of chamber (or tunnel) under inhomogeneous stress field was deduced. The mechanical parameters of surrounding rock were retrieved by the monitoring results of surrounding rock displacement of Jianshan Iron Mine Crusher Chamber. The stress around the chamber was calculated and its stability was analyzed and evaluated.