1. College of Material Science and Engineering, Guilin University of Technology, Guilin, China
2. Collaborative Innovation Center for Water Pollution Control and Water Safety in Karst Area, Guilin University of Technology, Guilin, China
3. College of Environmental Science and Engineering, Guilin University of Technology, Guilin, China
4. College of Chemical and Biomedical Engineering, Guilin University of Technology, Guilin, China