This text provides about the solution of a question of "line light source of the car light" in "2002 national university students mathematics modeling contest".

本文给出了“2002年全国大学生数学建模竞赛”中关于“车灯线光源”一题的解决方案。

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A new LED line light source is adopted to obtain a high intensity and uniform illumination, and field of view is partitioned by means of multiple linear CCD sensors parallel imaging.

采用了一种新型LED线光源获得高强度均匀照明，多线阵c CD拼接成像完成幅面分割。

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For the most convincing look, assume the light source to be at the top left of the page - the shadow should simply be a thick grey line along the bottom and up the right edge of your shape.

为了更好看，在页面的左上方加上光源-阴影应该是沿着你形状的右边缘的上部和底部勾勒出粗的灰线条。

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And since ultrasound travels in a tight line akin to laser light, the emergent tones are audible only in a narrow, cylindrical path from source to ear.

FORBES: Now Hear This