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Explosives and Explosive Ordnance Disposal
containing
料片
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带固定片的塑料套管
光面爆破装药时使管状药包位于中心的塑料制成的装置。在安装管状药包时,固定片启动,直径变得比孔径稍大。当药包被推人炮孔后,药包自动锁定在推到的位置
feathered plastic collar
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