文章摘要信息 关键词 : ELM算法;BP神经网络;爆堆形态;抛掷爆破 [gap=855]Keywords : ELM algorithm;BP neural network;muckpile shape;cast blasting
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normal cast blasting crater 标准抛掷爆破漏斗
overcharged cast blasting crater 加强抛掷漏斗
anderloaded cast blasting crater 减弱抛掷爆破漏斗
high bench cast blasting 高台阶抛掷爆破
height bench cast blasting 高台阶抛掷爆破
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