给出了楼板加速度时程的模拟方法。
The method of modeling floor acceleration processes is presented.
完善地震加速度时程曲线与反应谱曲线之间转换的有限元程序。
Complete the finite element procedure of conversion between epoch curve and reaction curve of earthquake acceleration.
介绍了盐源5 8级地震二滩大坝顶部的加速度时程及傅氏谱。
The acceleration process caused by Yuanyuan M5.8 Earthquake at the top of Ertan Reservoir Dam and its Fourier frequency spectra are analyzed.
分析了地震加速度时程模拟的常规方法，指出初始加速度时程的选取十分重要。
The normal method to simulate earthquake acceleration time history is analyzed, and it is shown clearly that choice of initial acceleration time history is important.
提出一种以渐进谱为目标谱的生成幅值和频率非平稳地震加速度时程的迭代方法。
Then a new iteration method is developed for generation of random accelerograms non-stationary both in amplitude and frequency which are compatible with target.
第三，将爆破地震动加速度时程作为随机过程，对建筑结构物进行了随机振动反应理论分析；
Thirdly, assuming blasting seismic acceleration history is stochastic process, stochastic vibration response of structure is analyzed theoretically.
引入非线性动力学理论和混沌时间序列分析方法考察强震地面运动加速度时程的非线性特征。
The nonlinear dynamic theory and the chaotic time series analysis method were adopted to examine the nonlinear characteristics of strong earthquake ground motions in this paper.
受数据采集条件限制，振动台模型实验的速度和动位移时程一般由实测加速度时程信号进行积分得到。
In shaking table model tests, dynamic displacement and velocity are always obtained by integration of measured acceleration because of the restricted condition of data sampling.
对波流力作用下连接及未连接平台的钢管桩进行了测试，获得了加速度时程曲线以及钢管桩固有频率。
The wave force on the steel-pipe pile which was connected and unconnected to the test platform was tested; and the acceleration versus time data and natural vibration frequency were obtained.
对常规方法构造初始加速度时程的方法作了改进，并建议直接使用真实地震加速度时程记录作为初始时程。
The method making initial acceleration time history in the. Normal method has been improved, and it is recommended to use real earthquake acceleration records for initial time history.
本文研究并讨论了基岩上单一土层中沉积局部场地对入射地震波的加速度时程和加速度反应谱的放大作用。
The paper has studied and discussed the amplification of incident waves about acceleration time-domain and acceleration response spectrum in local deposit on the bedrock of single layered soil .
测试采用加速度传感器、激光位移传感器以及力传感器进行测量，分析时程曲线，比较结构的隔震效果。
The test frame is measured by accelerometers, laser displacement sensors and force sensors. The time history curves are drawn to analyze the isolation effects.
测试采用加速度传感器、激光位移传感器以及力传感器进行测量，分析时程曲线，比较结构的隔震效果。
The test frame is measured by accelerometers, laser displacement sensors and force sensors. The time history curves are drawn to analyze the isolation effects.
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