【摘要】 利用层次分析法对煤矿冒顶因素进行了分析,为控制冒顶事故提供了可靠的理论依据,对实现煤矿安全生产,提高经济效益和社会效益具有重要的现实意义。更多还原

【Abstract】 The paper analyses the factor of coal mine roof fall by AHP and provides reliable theoretical basis for controlling the roof fall.It is of practical importance to the realization of the production of mine safety and the improvement of both economical and social benefit.更多还原