次框架的地震反应比主框架强烈，在结构抗震设计中不能忽略次框架的抗震问题。
Therefore, the earthquake resistance of the sub-frame cannot be ignored in the design of construction.
地铁隧道抗震研究是当今地震工程界重要的研究方向。
The antiseismic research of subway tunnel is very important in earthquake engineering.
对某站房结构进行了罕遇地震下的抗震性能分析。
The seismic behavior of a station hall under rare earthquake is analyzed.
地震动强度指标是建筑结构抗震设计的重要依据。
Ground motion intensity measure (im) is an important basis for structural seismic design.
地震动强度指标是建筑结构抗震设计的重要依据。
Ground motion intensity measure (im) is an important basis for structural seismic design.
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