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与胶片相比,数字照相可明显减少曝光,处理时间和消耗成本也低,没有化学废弃物,而且数字图像可以通过放大来提高缺陷的检出率
Compared with film, digital photography can significantly reduce exposure, processing time and cost of the low, no chemical waste, and digital images can be magnified to improve the detection rate of defects