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normal cast blasting crater
expl.
标准抛掷爆破漏斗
标准抛掷爆破漏斗r =W,即爆破作用指数 n = 1,此时漏斗展开角0 =90%在确定不同种类岩石的单位炸药消耗量时,或者确定和比较不同炸药的爆炸性能时,往往用标准爆破漏斗的容积作为检查的依据
normal cast blasting crater:
2 phrases
in 1 subject
Explosives and Explosive Ordnance Disposal
2
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