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高压注水爆破煤矿中采用的爆破方法之一，也叫水封爆破。首先通过炮孔把高压水注人煤层中，然后在孔中装人耐水安全炸药，在孔口插进高压注水管〈带密封垫〉，在高压水的作用下进行爆破采煤
expl. pulse infusion shot firing
高压注水爆破
tech. pulsed infusion shot

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