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冲击波传播速度
当岩石性质和炸药品种不变时,减少炸药埋深至小于临界埋深时,表面岩石将呈现出破坏、鼓包、抛掷等,进而形成爆破漏斗。爆破漏斗体积将随炸药的埋深减少而增大。当爆破漏斗体积达到最大时,炸药能量得以充分利用,此时的炸药埋深称为最佳埋深
expl.
shock velocity
冲击波传播速度
速度大于材料内音速〈超音速〉时的机械纵波速度,单位为m/s
expl.
propagation velocity of shock wave
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