大气紊流现象可用随机过程的理论和方法来描述，其对飞行器的影响反映为飞行器含随机加速度分量。
The phenomena of atmosphere disorderly current can be described using random process theory, and its effect on the aircraft can be regard as that the aircraft acceleration contains random component.
从多维地震动输入下的结构三维振动方程出发，给出了结构多维随机振动的振型位移法和振型加速度法。
From the equation of three-dimensional vibration of structures, the methods of multi-dimensional random mode displacement and mode acceleration have been put forward.
根据函数随机误差公式，给出了载体质心处线加速度和轴向角速度误差传递公式，有利于惯性系统传感器的选择及系统的组建。
Based on the random error formulas of function, the error transfer formulas of acceleration at the vehicle mass center and axial angular rate were provided which were helpful.
最后给出如何求解车辆上任一固定点非平稳随机响应的瞬时加速度功率谱。
Finally, the method of solving instantaneous acceleration power spectrum of nonstationary random response of arbitrarily point on vehicle is presented.
试验结果表明，该平台有能力实现随机线加速度运动环境。
The experiment results show that the platform has the ability to realize random linear acceleration movement environment.
最后，借助于振动台的离散五刚体模型，将振动台的台面加速度作为控制目标，进行了复合实验系统在随机输入作用下的控制仿真。
At last, based on the discrete state equation, two kinds of adaptive inverse control system were set up to control the acceleration of the countertop under the random excitation.
建立了非平稳随机响应瞬时加速度功率谱与瞬时位移功率谱之间的关系；
The relation between instantaneous acceleration power spectrum and instantaneous displacement power spectrum is presented.
利用这种方法，本文对动力调谐式陀螺和挠性加速度计的随机漂移过程进行了建模研究。
By using this method, the mathematical models have been established for random drift process of the dynamically tuned gyro and the flex-accelerometer.
研究了系统在随机路面激励条件下车身加速度、悬架动行程和轮胎动位移等性能指标的控制效果。
The control effects of performance indicators covering body acceleration, suspension dynamic displacement and tire dynamic deflection under random road excitation are studied.
介绍了随机振动校准加速度计系统的实现。
The realization of calibration accelerometer system with random vibration excitation is introduced in this paper.
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.
乘坐舒适性的评价指标为乘坐质量沿铅垂方向的稳态高斯随机振动过程的加速度均方根值，并以人体的频率敏感性作为权因子。
Opti-mal comfort is defined as a minimum root mean square value of a stationary Gaussian random process weighted with respect to human sensitivity.
最后给出了规范各种工况下的地面加速度功率谱参数值，为随机抗震计算分析提供了依据。
The parameters of random model of ground motion given in this study provide relatively reliable and accurate earthquake motion input for stochastic seismic response analysis of structures.
文中还讨论了车轮振动加速度功率谱密度峰值的性质，由于履带节的作用使车轮产生与车速有关的窄带随机振动。
There is a sharp peak in the power spectral density of da- ta. It is a narrow band random vibration which depends on t…
在地震加速度为随机的情况下，导出土坡在地震效应下的失效概率的数学表达形式。
The mathematic formulation of the slope failure probability is deduced with stochastic earthquake acceleration.
试验结果表明，该平台有能力实现随机线加速度运动环境。
The platform can realize 6 degree of freedom movement simulation in space.
试验结果表明，该平台有能力实现随机线加速度运动环境。
The platform can realize 6 degree of freedom movement simulation in space.
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