基于大气降水稳定同位素的兰州市水循环研究

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1、分类号备级编哥１０７３６ｕＤｃｉｆ＾６Ｘ％博士学位论文基于大气降水稳定同位素的兰州市水循环研究Ｊ＾＇，Ｕ＾；Ｃ＾＾＇ｔ／｜｜．：陈粉丽博士生姓名、职称：张明军教授导师姓名专业名称：自然地理学研究方向：全球变化与水循环过程＿二〇一六年五月基于大气降水稳定同位素的兰州市水循环研究WatercycleresearchinLanzhouCitybasedonstableisotopeinprecipitation陈粉丽ChenFenli西北师范大学North

2、westNormalUniversity二〇一六年五月郑重声明本人的学位论文是在导师指导下独立撰写并完成的，学位论文没有剽窃、抄袭、造假等违反学术道德、学术规范和侵权行为，否则，本人愿意承担由此而产生的法律责任和法律后果，特此郑重声明。学位论文作者（签名）：年《月６曰学位论文使用授权书本论文作者完全了解学校关于保存、使用学位论文的管理办法及规定，即学校有权保留并向国家有关部门或机构送交论文的复印件和电子版，允许论文被查阅和借阅，接受社会监督。本人授权西北师范大学可以将本学位论文的全部或部分内容编入学校有关

3、数据库和收录到《中国博士学位论文全文数据库》进行信息服务，也可以采用影印、缩印或扫描等复制手段保存或汇编本学位论文。一本论文提交□当年／□年／口两年／□三年以后。，同意发布一若不选填则视为年以后同意发布。注：保密学位论文，在解密后适用于本授权书。作者签名：厍衍闲导师签名：Ｉ年《月６曰目录摘要············································································································IAB

4、STRACT·····························································································III第1章绪论·······························································································11.1研究背景及意义······························································

5、····················································11.2降水稳定同位素国内外研究进展·····················································································21.2.1降水稳定同位素特征······························································································31.2.2大气水线和

6、过量氘··································································································51.2.3降水稳定同位素水汽来源示踪··············································································61.2.4降水稳定同位素水汽再循环量化·························································

7、·················61.2.5降水稳定同位素云下二次蒸发效应······································································71.3研究内容和技术路线··········································································································7第2章研究区概况和样品采集分析································

8、·······················92.1研究区概况···········································