【摘要】 本文采用了数理统计方法并结合模型试验,对定向爆破的岩石抛掷堆积作了研究,同时论述了岩石的抛掷速度。更多还原

【Abstract】 In this paper a statistical method in association with the model; test to study the throwing accumulation of rocks for the directional blasts is adopted. Moreover the throwing velocity of rocks are also stated.更多还原