作者机构:[1]Anshun University, Anshun 560000, China, [2]State Key Laboratory of Environmental Geochemistry, Institute of Geochemistry, Chinese Academy of Sciences, Guiyang 550081, China, [3]Guizhou Minzu University, Guiyang 550025, China
相关基金:Acknowledgments This work was supported by funds from the National Natural Science Foundation (Grant No. 41463006).