针对CCD成像时中间亮两边暗的畸变特点，用双线性插值的方法对图像进行灰度校正。

According to the imaging character of CCD, a new method to calibrate the distortion image is brought forward.

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而使用插片对它进行暗配也是可行的。

Decoding by shimming also appears feasible.

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在激光衍射法测量微细线径的基础上，提出用硬件插值细分的方法来确定衍射图样暗纹间距。

Be based on measuring wire tiny diameter with laser diffraction, a method of hardware equidistance subdivision for dark string spans of diffraction fringe is presented.

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在激光衍射法测量微细线径的基础上，提出用硬件插值细分的方法来确定衍射图样暗纹间距。

Be based on measuring wire tiny diameter with laser diffraction, a method of hardware equidistance subdivision for dark string spans of diffraction fringe is presented.

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