Single gene index method and complex pollution indices method are used in this paper to evaluate the actuality of the water pollution in the watershed of the Futuan river.

运用单因子指数法和综合污染指数法对傅疃河流域的水环境污染现状进行了评价；

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Morphological watershed transform is a mathematical morphology image segmentation method. It can access an accurate verge. That is continuous, closed single-pixel width verge.

形态学分水岭变换是一种数学形态学图像分割方法，它可以得到精确的边缘，即连续、封闭、单象素宽的边缘。

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