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通过对冲击回转钻在大桥水库工程中应用可行性试验分析 ,总结出冲击回转钻造孔施工技术指标 ,阐述了其对岩层透水性及灌浆效果的影响。
Through the feasibility analysis of impact rotary drilling in Daqiao reservoir project, the technical indexes of impact rotary drilling hole construction are summed up, and the influence on rock permeability and grouting effect is expounded.