Water iris has better removal ability on the TP, TN and AN. Wetlands with coal cinder has better ability for pollutant removal than that with gravel.
以煤渣为填料的湿地对污染物的去除能力远强于以砾石为填料的湿地，但对氮的去除能力无明显差异，煤渣可用于除磷和有机物。
The polarization degree of the scattered light has particular ability in the detection of remote sensing for the aerosol and pollutant gas.
散射光偏振度在大气气溶胶、大气污染的遥感探测中有重要的应用价值。
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