1. College of Environmental Science and Engineering, Guilin University of Technology, Guilin, People’s Republic of China
2. The Guangxi Key Laboratory of Theory and Technology for Environmental Pollution Control, Guilin, People’s Republic of China
3. College of Municipal and Environmental Engineering, Shandong Jianzhu University, Jinan, People’s Republic of China
4. College of Engineering, Jilin Normal University, Siping, People’s Republic of China