response amplitude

This text offer a technique to generate totally non-stationary ground motion spectrum with non-stationary phase as the consideration of site conditions and earthquake environment and it is on the base of traditional technic which only take consideration of non-stationary amplitude to fit target response spectrum.

本文提出一种在传统的通过调整傅立叶幅值谱以拟合目标反映谱的基础上根据不同的场地条件和地震环境引入非平稳的相位来拟合目标反应谱。

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This meant that its response to a spike of unit amplitude would be a wave with unit height after one time interval, and with zero height at every other unit time interval:

一个单位振幅的脉冲，会反馈为一段在1单位时间点上具有单位高度的波，而在其它单位时间点上的高度均为0：

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It is concluded that the response of this system is a pitchfork bifurcation and the influence of excitation amplitude F 1, F 2 and damping μ is great. The property of the solutions can be easily controlled by adjusting F 1, F 2 and μ.

研究表明，该系统的稳态响应为一叉型分岔，激励幅值F1，F2和阻尼μ对普适开折参数的影响很大，通过调整F1，F2和μ可以很方便地控制解的分岔特性。

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the concepts of optimal normal pressure and critical damping characteristics between contact interfaces with dry friction damper are derived from a set of response amplitude versus frequencies under different friction damping values.

由不同的干摩擦阻尼下系统的幅频特性族曲线可导出阻尼的临界值，并导出干摩擦阻尼接触面正压力优化的概念。

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Simulation of Output Amplitude Response of Electroacoustic Converting System in an Ultrasonic Plastic Welder Using the Finite Element Method

超声波塑料焊机电声转换系统输出振幅响应的有限元模拟

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Get the amplitude frequency characteristics of impulse response and aeroelastic coupling response by discrete Fourier transform of time domain response, then get the structural damping of blade and tower and the aeroelastic damping of blade based on half-power bandwidth method.

通过对时域响应进行离散傅里叶变换，得出脉冲响应与气弹耦合响应的幅频特性，然后基于半功率带宽法得出叶片与塔架的结构阻尼及叶片的气弹阻尼。

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The variations of amplitude of earthquake acceleration normalized responsenormalized response spectrum ( BNRS ) with depth were evaluated.

结果表明,地震动加速度 幅值 随深度的增加而减小,在浅层的变化速度较快.

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It is demonstrated that when tension leg platform ( TLP) moves with finite amplitude in waves, the inertia force, the drag force and the buoyancy acting on the platform are nonlinear functions of the response of TLP.

论证了张力腿平台（TLP）在波浪作用下发生有限振幅运动时，所受惯性力、粘性力、浮力等载荷不仅与波浪场有关，还与瞬时响应有关，是响应的非线性函数；

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Finite element software ANSYS was employed to investigate the mechanical response of asphalt pavement structure under the axisymmetrical dynamic loading, and different loading period, loading amplitude and loading form were discussed in detail.

运用有限元程序ANSYS，采用轴对称模型，求出了沥青路面在动荷载作用下的力学响应，并针对不同的荷载作用周期、荷载幅值以及不同的荷载作用形式进行了详细的分析与讨论。

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By using complex amplitude to describe sound field distributing, acoustic lens pulse response is deduced in theory, and function imaging of biological tissue is obtained.

以声场复振幅来描述声场分布，根据基尔霍夫衍射理论，从理论上推导了声透镜的脉冲响应，并通过实验得到了生物组织的功能成像。

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The results of this investigation demonstrated that the 2,5-HEX caused a decrease in conduction velocity, response amplitude and rheobase, and an increase in risetime, bandwidth at half amplitude in T1 and T2 optic tract axons.

结果表明：2，5－已二酮使视束T1和T2轴突的传导速度降低，反应波形的幅度下降、上升时间延长、宽度增加、基强度减小。

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