Key Problems and Their Solutions Regrading Bridges and Culverts on Upgraded Railway Lines for Raising Train Speed Purpose 提速改造线路桥涵工程关键问题及其对策
However because of the particularity of explosive blast and the complicated structure of spherical liquid-storage tank, few research regrading the dynamic response of spherical liquid-storage tank subjected to blast loads has been performed so far. 然而由于爆炸冲击荷载的特殊性以及球罐结构形式的复杂性,对球罐在爆炸冲击波作用下的动力响应研究的很少。