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聚能穴
expl.
hollow hole
聚能穴
如果在装药起爆的另一端做成空穴,当爆轰波传至空穴表面时,爆轰产物将改变运动方向〈大体垂直空穴表面〉,就会在装药轴线上汇集、碰撞,产生高压,并在药卷轴线方向上形成向前高速运动的爆炸产物聚能流,这种能形成聚能流的空穴称为聚能穴
expl.
concavity
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