1) evolutionary random response
演变随机响应
1.
The evolutionary random response of a random shear column under Niigata earthquake excitation was analyzed.
随机剪切柱是指固连于地面的剪切柱的某些物理参数是随机变量 ,该模型在Niigata地震激励下的响应属于演变随机响应。
2.
This thesis is devoted to the problem of evolutionary random responses due to evolutionary random excitations, which is an important vibration problem existing widely in engineering.
演变随机激励引起的演变随机响应问题是工程上广泛存在而又十分重要的随机问题,本文对此进行了全面系统的研究。
2) evolutionary non-stationary random responses
演变非平稳随机响应
1.
For nonuniformly modulated evolutionary non-stationary random excitations, a general method of analyzing evolutionary non-stationary random responses of systems is presented .
针对非均匀调制演变非平稳随机激励,提出一种分析系统演变非平稳随机响应问题的一般方法。
3) evolutionary spectra
演变响应
1.
A theoretical solution on nonstationary random response of SDOF system to ground motion caused by explosion seismic is proposed by means of the theory of evolutionary spectra.
提出了一个单自由度结构系统爆炸地震随机地面振动演变响应的理论分析方法。
4) random response
随机响应
1.
Analysis of random responses to earthquake of parallel base isolated structure;
并联基础隔震结构的地震随机响应分析
2.
Analysis of the random responses to earthquake of the subsoil-base-interaction isolated system;
土-基础相互作用隔震体系地震随机响应分析
5) stochastic response
随机响应
1.
Fatigue reliability analysis for marine riser with stochastic responses;
隔水管随机响应疲劳可靠性分析
2.
Based on the impact/rub dynamic equation for Jeffcott rotor in a rotary machine with mass eccentricity, the stochastic response to the impact/rub acted on a rotor-stator box system is systematically investigated by way of Kronecker algebra, matrix calculus, second order moment analysis of vector-valued and matrix-valued functions, matrix perturbation theories and probability statistics methods.
针对仅考虑具有质量偏心的旋转机械Jeffcott转子-机匣系统碰摩模型的动力学方程,进行了转子-机匣系统碰摩的随机响应研究·应用Kronecker代数、矩阵微分理论、向量值和矩阵值函数的二阶矩技术、矩阵摄动理论和概率统计方法系统地研究了转子-机匣系统碰摩的随机响应问题,推导出了一般的数学表达式,给出了数值分析解·分析了把转轴刚度和阻尼、定子刚度和阻尼、偏心距和定子径向刚度作为随机参数的随机系统的响应·分析表明,该转子系统在初始阶段振动强烈,响应幅值超过转子和定子之间的间隙,会发生碰摩现象
3.
A stochastic response of two degree of freedom vibro impact system is studied by using the stochastic averaging method for quasi non integrable Hamiltonian systems.
用拟不可积哈密顿系统随机平均法研究了二自由度碰撞振动系统的随机响应。
6) response evolutionary spectrum
响应演变谱
补充资料：随机数和伪随机数
随机数和伪随机数
random and pseudo-randan numbers
随机数和伪随机数【喇间佣1 al川牌”山一喇闭..m.山娜;cJI了，a如曰e”nce，口oc月卿成.以叹“c月a】 数亡。(特别，二进制数:。)，其顺序出现，满足某种统计正则性(见概率论(probability Uleory)).人们是这样区别随机数(mndomn切mbe比)和伪随机数(PSeudo一mn由mn切mbe岛)的，前者由随机的装置来生成，而后者是用算术算法构造的.总是假设(出于较好或较差的理由)所得(或所构造)的序列具有频率性质，这些性质对于具有分布函数F(z)的某随机变量心独立实现的一个序列来说是“典型的”;因此人们称作根据规律F(习分布的(独立的)随机数.最经常使用的例子为:在区间【O，l]上均匀分布的随机数亡。，尸(亡。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条