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Acknowledgements The authors acknowledge the valuable comments and suggestions provided by our colleagues. The authors are grateful to the anonymous reviewers, whose comments have helped us improve the manuscript. Funding This research is partially funded by the National Natural Science Foundation of China (71473010), Capacity Building of Science and Technology Innovation Services (Research Category) in 2019—Beijing Basic Research Business Expenses in Beijing University of Technology (011000546320503) and (011000546320532). Data availability The Data availability come from Table A1. Data source. ; Peer reviewed ; Postprint