1. College of Environment and Ecology, Chongqing University, Chongqing 400044, China
2. Environmental Engineering Technology Research Center, Chongqing Academy of Ecology and Environmental Sciences, Chongqing 401147, China
3. Environmental Engineering Technology Research Center, Southwest Branch of Chinese Research Academy of Environmental Sciences, Chongqing 401147, China
4. Department of Civil and Environmental Engineering, The Hong Kong Polytechnic University, Hung Hom, Kowloon, Hong Kong SAR China