结果自动曝光控制机构迅速调整对比度和胶片影像密度，使成像结果最佳。
Results image contrast and film image density is quickly adjusted by mechanism of automatic exposure control to optimize imaging.
我们的感蓝半速胶片提供了优良的晶粒和高对比度。
Our blue sensitive, half speed film offers fine grain and high contrast.
我们的感蓝半速胶片提供了优良的晶粒和高对比度。
Our blue sensitive, half speed film offers fine grain and high contrast.
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