提出了一种基于旋滤波法的干涉条纹预处理方法，并将其应用到载波傅里叶分析法中。
A new fringe-pattern preprocessing based on median spin filter is proposed to deal with the interferogram with high-level noise.
本文主要研究基于自适应滤波的主动控制后缘附翼智能旋翼控制律设计问题。
In this thesis, the control law based on adaptive filter for Smart Rotor with actively controlled trailing edge flap is researched.
这种旋光滤波器体积较小，且不改变光的原传播方向，是一种适用于倍频激光的滤波器。
The filter is compact, does not change the direction of optical beam, and can be applied to frequency-doubled laser.
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