Acknowledgments: This work was supported by the Major Science and Technology Program for Water Pollution Control and Treatment (No. 2012ZX07505-001-01), the National Natural Science Foundation of China (No. 41571464, No. 30972418), and the National Key Technology R&D Program of China (No. 2015BAD07B030102), and the Program of Liaoning Education Department (No. 2017LZD005).