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。
Two methods based on the contour plane and the descritized gray scales for real-time mask are proposed and the relevant software for the techniques is developed.
提出了基于等高面和基于灰度量化的两种实时掩膜产生方法，编制了相应的计算软件；
Two deferent NIM plug-in modules designed for deferent delay time scales are introduced in this article.
介绍了两套不同原理的延时功能NIM插件的设计。
Two deferent NIM plug-in modules designed for deferent delay time scales are introduced in this article.
介绍了两套不同原理的延时功能NIM插件的设计。
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