I pulled up at the red light and a guy from the shelter handed me this 1 pamphlet about them needing volunteers.

我在停车等红灯的时候，一个从收容所里出来的人递给我这本小册子，上面说他们需要一些志愿者。

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In this article, we would superficially analyze the problems needing attention such as the source of light, measurement of the strength of background light, working out of the measurement...

在此，我们对图像分析过程中的光源，测定背景光强度、定标，图像分割及图像测量等应注意的问题做一浅析。

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