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文章提出了在保护层爆破中采用大孔径复合垫层爆破 ,对复合垫层爆破的理论进行了研究 ,并通过数值计算对复合垫层进行了优化设计。
In the paper, a large-bore composite cushion blasting is used in the blasting of protective layer, and the theory of composite cushion blasting is studied. The composite cushion is optimized by numerical calculation.