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本文叙述在阿利马克天井爬罐上用水平凿岩机械有效地开采薄矿体。用天井爬罐的矿脉采矿法,相当于水平深孔凿岩的新型留矿法或分段采矿法。
This article describes the effective mining of thin ore bodies with horizontal rock drilling machinery on the canopy of the Alleemac. Mining with a patio canoe mining method, the equivalent of horizontal deep-hole drilling new retention or sub-mining method.