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飞石安全距离又称个别飞散物安全允许距离。是指个别飞石对人员、设备或建筑物的最小安全允许距离。矿山爆破的爆源与保护对象之间的最小安全间距。矿山爆破安全距离包括爆破飞石、爆破地震和爆破空气冲击波的安全距离
expl. safety distance of flying rock

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