two time scales approach 分离时间尺度法
two-time scales expansion 两时间变量展开
two-time scales expansions 两时间变量展开
Firstly, the state variables of the reentry vehicle are decomposed into two sub-systems of different time scales using the singular perturbation theory.
首先，利用奇异摄动理论对再入飞行器状态变量进行两个时间尺度的划分，将系统状态方程分解成两个低维子系统。
In the case of gradual and abrupt shift of wind direction, computed response time scales agree with field measurements and the evolving two dimensional spectral structures are well depicted.
在风向逐渐或骤然改变情形下，计算的时间响应尺度与海上观测符合，而且演化中的二维谱结构得到良好刻画。
In this paper, a method is developed to detect the appearance of stochasticity in a kind of near-integrable Hamiltoaian system with two time-scales.
本文得到一种方法，可以用来研究含有两时间尺度系统中的复杂动力学行为。
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