PDF(673 KB)
PDF(673 KB)
PDF(673 KB)
无切井扇形中深孔爆破拉槽法在红旗沟—深水潭金矿的应用
({{custom_author.role_cn}}), {{javascript:window.custom_author_cn_index++;}}The Application of Fan-shaped Medium-Deep Hole Blasting Self-cutting with Non-Cutting Raise in Hongqigou-Shenshuitan Gold Mining
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