1. School of Municipal and Environmental Engineering, Shandong Jianzhu University, Jinan, 250101, P. R. China
2. Resources and Environment Innovation Institute, Shandong Jianzhu University, Jinan, 250101, P. R. China
3. Ordos Anxin Tai Environmental Science and Technology Co, Ltd, E'erduosi 017000, P. R. China
4. National Engineering Lab of Coal-Fired Pollution Emission Reduction, School of Energy and Power Engineering, Shandong University, Jinan 250061, P. R. China