A small facultative contact stabilization and soil infiltration system was employed for energy efficient and cost effective treatment of mixed wastewater from a rural community in Zhejiang.
采用兼氧接触氧化与土地渗滤联合处理工艺对农村混合污水进行了试验。
With the help of laboratory and thermodynamic simulation, the relation of nitrogen transformation with calcium and magnesium variation during wastewater infiltration in soil water system is studied.
结果表明：在连续入渗条件下，阳离子交换作用是控制地下水硬度升高的主要过程；
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