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介绍了山坡露天矿——西沟石灰石矿在溜井降段与掘沟（出入沟）爆破设计和爆破施工中的经验，由于爆破参数设计合理，施工质量较好，达到了预期的目的，可供同类矿山参考借鉴。
This paper introduces the experience of blasting blasting and blasting in the downhill and trenching ditch (Xigou) of Xigou limestone mine. Because of the reasonable design of blasting parameters and good construction quality, it achieves the expected purpose Reference for similar mines.