A practical procedure of elastoplastic time history analysis safety check during the second stage of the aseismic design for steel structure is also suggested.
在此基础上，提出了高层建筑钢结构抗震设计第二阶段安全检验的弹塑性时程分析实用方法建议。
Underground structure had been considered to have high aseismic performance in the past.
地下结构一直被认为具有良好的抗震性能。
The aseismic design development of masonry structure is always concerned by engineers.
砌体结构的抗震设计进展也始终为结构工程师所关注。
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