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在模型试验基础上,优选出定向切缝药包爆破新方法。讨论了定向断裂爆破应力场参数和定向断裂爆破机理,在井下岩石进行了生产试验,提出了定向断裂爆破新工艺。
Based on the model test, a new method of directional kerf knelt blasting is optimized. The stress field of directional rupture blasting and the mechanism of directional rupture blasting were discussed. The production test was carried out in the rock and the new technology of directional rupture blasting was put forward.