【摘要】 本文应用东北大学岩石破裂与失稳研究中心开发的RFPA2D系统 ,对组合煤炭试块的应力应变关系进行了研究 ,并从强度、弹性模量和冲击地压方面对组合模型进行了研究讨论更多还原

【Abstract】 The RFPA 2Dsystem developed by Center of Rock Instability and Seismcity Research of Northeast University is applied to simulate the stress\|strain relation of coal\|rock sample.In respects of strength,elastic modulus and impact of earth pressure,the sample is systematically studied.更多还原