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为改善中深孔爆破炮孔含水量多而影响爆破填塞质量的问题,研究设计了大孔径中深孔填塞增效块,并开展了应用试验。
In order to improve the quality of blasting packing due to the large hole water content in medium-deep hole blasting, a large-aperture, mid-deep hole plugging synergistic block was designed and studied, and the application test was carried out.