Lu Ping 1,2,Liu Bin 1,3,Zhang Zhe 1,Wu Feng 1,Deng Nan-sheng 1 1. College of Resource and Environmental Science,Wuhan University,Wuhan 430072,Hubei,China; 2. School of Chemistry and Environmental Engineering,Jianghan University,Wuhan 430056,Hubei,China; 3. Department of Environmental and Chemical Engineering,Huangshi Polytechnic College,Huangshi 435003,Hubei,China