1. School of Resources and Environmental Engineering, Shadong University of Technology, Zibo 255000, P. R. China
2. School of Chemistry and Molecular Engineering, Qingdao University of Science and Technology, Qingdao 266042, P. R. China
3. School of Agricultural Engineering and Food Science, Shandong University of Technology, Zibo 255000, P. R. China
4. School of Environmental Science and Engineering, Shandong University, Qingdao 266237, P. R. China
5. Tianhong Environmental Technology Co., Ltd., Zibo 255000, P. R. China