Analyses factors that affect cover caving ability of roof coal in sublevel caving mining method.
分析了放顶煤开采顶煤冒放性的影响因素。
According to the theory and method of particle flow code in two dimensions (PFC2D), the block caving law of natural caving mining method was investigated.
以自然崩落采矿法为研究对象，利用二维颗粒流数值模拟(PFC2D)的原理和方法，研究了自然崩落法矿体崩落规律。
According to the theory and method of particle flow code in two dimensions (PFC2D), the block caving law of natural caving mining method was investigated.
以自然崩落采矿法为研究对象，利用二维颗粒流数值模拟(PFC2D)的原理和方法，研究了自然崩落法矿体崩落规律。
应用推荐