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| 周边炮眼; 周边炮孔 | |||
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| 周边孔地下爆破时，在开挖断面周边上钻凿的炮孔,又称轮廓炮孔、修边炮孔和外帮炮孔。为了使爆破的轮廓形状完整，近来大多采用控制爆破的方法布置和装填周边炮孔 | |||
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