Based on a great number of measured data, the author put forward zonal compressive and tensile deformation mechanism of ......

The properties of broken rock before and after grouting reinforcement are studied. Testing results show that grouting ca......

通过对处于软弱破碎带及构造应力集中区之中的古汉山煤矿井底车场巷道的长期观测研究 ,提出了软岩巷道底臌的形式 ,并结合该矿实际......

在分析几个矿区软岩巷道支护情况的基础上，提出了提高支护质量的可行措施与建议。...