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Terms for subject Explosives and Explosive Ordnance Disposal containing strain range | all forms
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strain energy range应变能变形带当岩石爆破条件一定时,或者装药量很小,或者炸药埋置很深,爆破作用仅限于岩石内部。爆破后岩石表面不出现破坏,炸药的全部能量被岩石所吸收,表面岩石只产生弹性变形,爆破后岩石恢复原状。实现这一状态的炸药埋深最小值,即为临界埋深