At a depth of 10 feet, a red fly appears gray, and it eventually appears black as the depth increases.

在10英尺水深，一只红色的毛勾会变成灰色，最终随著深度的增加变成黑色。

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This paper presents an algorithm of acquiring depth map using linear approximation based on gray level information. Using the algorithm, surface reconstruction can be easily realized.

该文提出了一种用线性逼近方法、基于灰度信息从图像获取物体深度信息，从而实现物体三维表面重建的算法。

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The tones of gray utilized create a sense of boundless depth that brings a close look at the psychic reality of the characters.

灰色调子的苍茫远景构成其笼罩下的近景中的人或物的心理现实。

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The tones of gray utilized create a sense of boundless depth that brings a close look at the psychic reality of the characters.

灰色调子的苍茫远景构成其笼罩下的近景中的人或物的心理现实。

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