The contrast detection thresholds of the Chinese were measured for monocular and binocular viewing, and the satisfactory results are obtained.

测定了中国人单眼和双眼的对比察觉阈值，取得了满意的实验结果。

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"Our study shows that contrast against the background, rather than color per se, may be more important for object detection by sharks," study co-author Hart said in a statement.

“我们的研究显示，与背景色之间的差别，而不是颜色本身，才是鲨鱼探测目标的更重要依据。”研究者之一哈特在一份声明中说。

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By contrast, 14% of those with two functional copies of the gene were over the detection threshold before they had even received an injection.

相反，携带该基因的两种活跃副本的人中，14%的人在注射前就已经显示超过检测标准。

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Contrast Detection in the X-E1 brings your subject into sharp focus in as little as 0.1 seconds.

ENGADGET: Fujifilm grows X-series mirrorless lineup with 16.3-megapixel X-E1

The F900EXR automatically switches between Phase Detection AF and Contrast Detection AF depending on the subject and scene, guaranteeing superb ease-of-use and fast, accurate autofocus no matter what the setting or shooting conditions.

ENGADGET: Fujifilm launches alphabet soup of point-and-shoot, compact and bridge cameras

Unfortunately, the autofocus is only contrast-detection, but Samsung is steadfast to claim that it's one of the fastest to the draw against the competition.

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