The dynamic structural behaviour and basic analysis method for aseismic design of underground structures are studied.
本文分析论述了地下结构的抗震特性，抗震分析的基本方法。
To set up an. aseismic design method and its research for Metro project has won many concerns day by day .
对地下铁道开展建立抗震设计方法的研究正逐渐得到人们的关注。
An approximate calculating method and a concept of two-level aseismic design for high-rise structures are proposed in this paper.
本文提出了高层抗震结构设计的一个近似计算方法，以及对高层抗震结构分二次设计的设想。
An approximate calculating method and a concept of two-level aseismic design for high-rise structures are proposed in this paper.
本文提出了高层抗震结构设计的一个近似计算方法，以及对高层抗震结构分二次设计的设想。
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