zero-order diffraction speckle
zero-order diffraction speckle
零级衍射散斑
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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The quality of the reconstructed image directly calculated from the recorded hologram is unsatisfactory because of the presence of the zero-order diffraction and the speckle noise.
由于对该全息图直接计算得到的重构像，受零级衍射光斑和散斑噪声的影响较大，使得重构像质量难以令人满意。
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