wepp模型（坡面版）在紫色土区域高速公路边坡水土流失中的应用

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1、重庆大学硕士学位论文英文摘要andsedimentyieldformanyyearswithdifferentslopeandmanagementispredicted.Andthechangelawswithslopeareanalyzed.Intheconditionofasinglerainfallprocessparametersunchanged,runoffshowslittlevolatilityandsedimentyieldfirstincreasesandthendecreaseswiththeincreaseofslope.Thesortofsed

2、imentyieldgrowthisR5，10>R10，15>R15，20>……>R65，70.Throughparametersensitivityanalysisoftherainfallprocess,sensitivesortisdefined:rainfallamount>maxintensity>rainfallduration>TP.④TheWEPPmodelisappliedto50slopesofliangping-zhongxianprojecttopredicttherunoffandsedimentyield.Thesimulationresul

3、tsshowthattherunoffandsedimentyieldofXP29,XP35,XP44,XP50areatahigherlevel,whichshouldbeofthekeymonitoringandprotectionsitesintheprocessofconstruction.KeyWords:purplesoil,highway,slopes,WEPP,waterandsoillossIV重庆大学硕士学位论文目录目录中文摘要..............................................................

4、....................................................................................I英文摘要...............................................................................................................................................III1绪论..................................................

5、...............................................................................................11.1研究背景及意义................................................................................................................................11.2国内外水蚀预报模型研究概况.....................................

6、...................................................................31.2.1国外研究现状.............................................................................................................................31.2.2国内研究现状........................................................................

7、..................................................101.2.3WEPP模型在我国的应用研究概况........................................................................................131.3主要研究内容和技术路线...............................................................................................