1. College of Environmental Science and Engineering, Taiyuan University of Technology, Taiyuan 030024, China
2. School of Environment and Municipal Engineering, Xi’An University of Architecture and Technology, Xi’An 710055, China
3. School of Civil and Environmental Engineering, Harbin Institute of Technology Shenzhen, Shenzhen 518055, China
4. Shanxi Engineer Research Institute of Sludge Disposition and Resources, Taiyuan University of Technology, Taiyuan 030024, China