【摘要】 为了保证地下厂房岩壁吊车梁的成型,使之在超欠挖控制在设计要求的范围内,岩壁吊车梁正式开挖前进行了爆破试验,试验结果证明,爆破效果良好,所选取的爆破参数满足岩壁吊车梁开挖要求。更多还原

【Abstract】 In order to guarantee molding of underground powerhouse with the cliff crane beam and control it within the design scope on the over breaking condition,an explosion test was conducted before the cliff crane beam was excavated formally.The test results show that explosive results are good and the explosive parameters chosen can meet the excavation demands of cliff crane beam.更多还原