首先是利用图像的颜色特征增加绿色植物与土壤的对比度，把植物从复杂背景环境下分离出来，转换真彩色图像为灰度图像。
First, applying color feature increased the. Contrast between green plants and soil, separated the plants from complex background and changed real color image to gray-level image.
桉树扎下根后将会带来更多的土壤养分与降水，并进一步促进植物的生长。
As the trees take root, they will replenish the soil and cause more rainfall, allowing for even more growth.
该植物养分的细菌留下的是，然后吸收到与滋养周围的堆填区的土壤。
The plant nutrients the bacteria leave behind is then absorbed into and nourishes the surrounding landfill soil.
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