On another hand, the seismic performance got from inelastic demand spectrum was increasingly popular because it avoids the complicated nonlinear time history analysis.
另外，利用非弹性需求谱确定结构的目标位移是现在的发展趋势，因为它避免了繁琐的非线性时程分析。
The inelastic response demand spectrum can be employed to Calculate real bridges structural seismic resistance capacity.
本文建立的规范非弹性反应谱，可直接应用在实际工程中。
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