1) 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。
2) response evolutionary spectrum
响应演变谱
3) 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。
4) evolutionary frequency response
演变频率响应
1.
Introducing the concept of evolutionary frequency response, the evolutionary spectrum matrix of the random response under zero initial conditions of a time-invariant linear system subject to correlated evolutionary random excitations can be expressed in a concise way, similar to the matrix relationship between the power spectral densities of a stationary random response and the excitation.
引入演变频率响应矩阵的概念,时不变线性系统在矢量演变随机激励下的响应演变功率谱矩阵有十分简洁的形式,与平稳随机响应-激励功率谱矩阵的关系式十分相似。
5) environmental evolution response
环境演变响应
6) 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。
补充资料：大洋环流的演变
见古海洋学。
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