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本文论述了工程爆破中不同堵塞材料的性质对堵塞作用的影响，并通过试验证明了选择适当的堵塞材料，对提高炮孔堵塞效果具有重要的影响。
In this paper, the effects of different plugging material properties on plugging effect in engineering blasting are discussed, and the proper plugging material is proved through experiments, which has an important influence on improving plugging effect of blasting holes.