中国察尔汗盐湖资源环境演化研究

《中国察尔汗盐湖资源环境演化研究》由会员上传分享，免费在线阅读，更多相关内容在学术论文-天天文库。

1、historyinqaidambasinevolution，inthefirstplacedescribedchaerhansaltlakeformedgeologicalprocess。thestratumstructureandsedimenttypes，inthenextplacemammyexpoundstheenvironmentaltransformationandtheformationofsaltssincethequaternary．Theenvironmentchangessincethequaternaryde

2、terminestheformationandevolutionofthechaerhansaltlake，whichexperiencedchromatographyinhi曲temperature，lowtemperaturedryinganddryiceperiod．SincethelatePleistoceneofquatemaryismainperiodofsalify,andbecome”drysaltlake”inthelatePleistocene．Fourthly,Thedynamicchangeofbrinein

3、chaerhansaltlakeisanalyzed．Inthefirstplace，UsingthewaysofValiavllktoassortfamiliestochaerhansaltlakebrine，thetypeofdabuxunIakehuo，cooperationlake，donglinglakebelongtochloridebrine，LeBeachDabieandShibuyaLakeNiebelongtoSodiumsulfatesubtypebrine，anddabuxunlake，ChaErHan，Tu

4、ardieHu,DarcyLake，smallbielelakeasmagnesiumsulfatesubtypesbrine．Inthenextplace，ThroughtheexceldrawingthechangchartofK+、Na+、Mg2+、Ca2+、Cl一、SO：一inthebrineandweanalyzeit．Lastly,weanalyzethetendencyofchangesinbrinelong-termbYusingmathematicalmodelandestablishthegreyforecast

5、ingmodelGM(1，1)，themodeltestaccuracyisgood．SothetendencyinthefutureofthebrineiSforecastedbyusingthismodel．TheresultsshowthatK+、Na+，SO,2-intheevolutionprocessoflong-termfuturedeclined，andMg2+、Ca2+、CI’、HCO；concentrationtrendisrising．Throughfurtheranalyzeddataandresultswe

6、thinktheincreaseoftotalmineralizationdegreeinchaerhansaltlakebrineCanhelpustoexploitresources，andthetemperatureofchaerhansaltlakerisetrendshowsinconsistentwithglobalwarming．KeyWords：Chaerhansaltlake；form；brine；tedency；change：mathematicalmodelⅡ目录摘要⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯

7、⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．IABSTRACT⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．I1绪论⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯一l1．1引言⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．11．1．1盐湖概况⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯11．1．2盐湖资源的开发及利用⋯⋯⋯⋯⋯⋯⋯⋯⋯21．2研究背景．．⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．31．3选题意义⋯．⋯⋯⋯⋯⋯⋯⋯⋯．．．．⋯．41．4研究内容⋯⋯．．．．⋯⋯．．⋯⋯⋯．．．⋯⋯52柴达木盆地的地质演化⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．72．1区域自然概况⋯⋯

8、⋯⋯⋯⋯⋯⋯⋯．．⋯72．2区域地层建造⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．．92．2．1元古界⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．．92．2．2古生界⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯112．2．3中生界⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯142．2．4新生界⋯⋯⋯⋯⋯⋯