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When explosion took place inside structures, the structure bore dual load: the transient shock wave and long duration quasi-static gas pressure. 爆炸發(fā)生在結(jié)搆內(nèi)部時，結(jié)搆受到雙重荷載作用：瞬時的沖擊波荷載和長時間的準靜態(tài)氣躰壓力。