近年来,地震频发且其危害巨大而难以预测,对各类桥梁造成致命性破坏进而产生极大的经济损失和交通不便,因此如何精心设计并采取有效的抗震措施来大大减轻甚至避免震害的产生,达到桥梁结构的抗震效果,成为当前急需解决的问题。 In recent years, the earthquakes are frequent and unpredictable, the damage caused by them is fatal and the economic loss and traffic inconvenience are caused to all kinds of bridges. Therefore, how to carefully design and take effective seismic measures to reduce or even avoid earthquake damage It has become an urgent problem to be solved nowadays to achieve the seismic effect of the bridge structure.