The ground surfaceresponse spectrum of acceleration, velocity and displacement were calculated using NDFEPS-2D.
运用NDFEPS - 2d计算了若干场地模型的地面加速度反应谱、速度反应谱、位移反应谱。
2
Progressive collapse method is used to calculate ship ultimate hull girder strength and the combination of surfaceresponse method and traditional method is utilized to analyse reliability.