改性纳米零价铁去除地下水硝酸盐的研究
张笑天, 张阳阳, 祖波, 张云霞, 陈克军

Research on nitrate removal from groundwater by modified nano-zerovalent iron
Xiaotian ZHANG, Yangyang ZHANG, Bo ZU, Yunxia ZHANG, Kejun CHEN
图2 不同处理方式的凹凸棒土对NO3--N的去除率
Fig. 2 Removal rates of NO3--N by attapulgite with different treatment methods