6Zhu Gaofeng,Su Yonghong,Huang Chunlin,et al.Hydrogeochemical processes in the groundwater environment ofHeihe River Basin,Northwest China[J].Environmental EarthSciences,2010,60:139-153.
7Wen X H,Wu Y Q,Wu J.Hydrochemical characteristics ofgroun-dwater in the Zhangye Basin,Northwestern China[J].Environmental Geology,2008,55:1 713-1 724.
8Karro E,Marandi A,Vaikmae.The origin of increased salinity in theCambrian-Vendian aquifer on the Kopli Peninsula,NorthernEstonia[J].Hydrogeology Journal,2004,12:424-435.
9Ma Jinzhu,Pan Feng,Chen Lihua,et al.Isotopic and geochemicalevidence of recharge sources and water quality in the QuaternaryAquifer Beneath Jinchang City,NW China[J].AppliedGeochemistry,2010,25:996-1 007.
10Liliane Merlivat,Jean Jouzel.Global climatic interpretation of thedeuterium-oxygen 18 relationship for precipitation[J].Journal ofGeophysical Research,1979,84:5 029-5 033.