研究了二维fft处理闭合干涉条纹的算法。
The two dimensional FFT method is applied to process closed fringe.
针对CCD采集的闭合干涉条纹，研究了图像预处理技术、基于坐标变换的条纹中心法及泽尼克波面拟合技术。
Aiming at the closed fringe patterns gathered by CCD, image pretreatment technology, Coordinate transformation stripe center method and Zernike interferogram fitting technology were investigated.
一只圆圆的、带蓝色条纹的小鱼在我脸正前方缓缓摇着尾巴，黑色眼睛睁得滚圆，嘴巴自然闭合，就好像它根本就没注意到有一个庞然大物正盯着它。
A little round, stripy-blue fish slowly wiggled its way right in front of my face, with black wide-open eyes and naturally pursed mouth, as if he didn't notice there was a big monster watching him.
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