ACKNOWLEDGMENTS
The research was supported by the National Key Research and Development Program of China (Grant No. 2016YFC0401407), National Natural Science Foundation of China (No: 51909116), and the State Key Laboratory of Simulation and Regulation of Water Cycle in River Basin, China Institute of Water Resources and Hydropower Research (IWHR-SKL-KF201901). We thank Stuart Jenkinson, PhD, from Liwen Bianji, Edanz Group China (www.liwenbianji.cn/ac), for editing the English text of a draft of this manuscript.