But much damage of underground structures under earthquake is reported. It is necessary to study the theory of vibration of absorption and resistance of underground structures under earthquake.

但在历次的大地震中，地下结构都有遭遇破坏的报导，并且震害往往不易发现且修复困难，所以其抗震和减震理论仍需进一步研究和探讨。

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But much damage of underground structures under earthquake is reported. It is necessary to study the theory of vibration of absorption and resistance of underground structures under earthquake.

但在历次的大地震中，地下结构都有遭遇破坏的报导，并且震害往往不易发现且修复困难，所以其抗震和减震理论仍需进一步研究和探讨。

youdao