The combination 0.025% of agent 6501 with 0.02% agent had the highest deposition when there was a rainfall, it had the strongest rainfastness.
在模拟降雨条件下，添加0.02%聚丙烯酸钠和0.025%的6501组合时的沉积量最高，耐雨水冲刷能力最强。
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