The accuracy and efficiency of the sharpness function was a key to auto-focusing based on digital image processing technique.

准确有效的图像清晰度评价函数是采用数字图像处理技术实现自动调焦的关键。

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If we can change the function of non-corneal bone marrow stem cells by introducing them into human corneas, we can possibly repair the loss of visual sharpness caused by mutations.

如果将非角膜骨髓干细胞引入到人类角膜能够改变它们的功能，我们也许能够修复由于突变造成的视觉敏锐性的丧失。

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Results Digital images were excellent in terms of sharpness and contrast; besides, gastrointestinal dynamic function could also be studied if necessary.

结果：数字化图像清晰度、灰度、对比度均佳，细微结构显示清晰，并可动态观察胃肠道的功能改变。

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