遼西地區(qū)風積土結構特性與凍融過程土體結構性演變規(guī)律試驗研究.pdf

1、分類號TU445學位密級聳毋編號論文THESISFORDEGREE運耍地區(qū)凰摳縫塑掛。哇皇鲞融過猩簽結掏眭演變?nèi)め暹x墮叢宣邏寧工程技不群LIAONINGTECHNICALUMvERSFrY遼寧工程技術大學碩士學位論文AbstractAllkindsofbasicphysicalandmechanicalindexesaregainedbydoingaseriesofindoorconventionalsoilmechanicstests

2、，includingdensity，waterratio，specificdensityparticlesizeanalysis，consolidationandshearingtestsThiscreatesconditionforthefollowingexperimentationandtheoryanalysisBystudingthearrangementandconnectioncharacteroftheundisturb

3、edsoilparticleandthemacroscopicalmechanicalpropertyofthedisturbedsoilandthesaturatedsoil，usingtheelectronicmicroscopetoobservethesoilsamples，comparingtheaeoliansoilinthewestofLiaoningareatootherareas，theuniquestructurech

4、aracteristicoftheaeoliansoilisopenedoutThecompressioncoefficientindicatesthatthedisplacementoftheundisturbedsoilsampleisthesmallest，thedisturbedsoilisnextandthesaturatedsoilsampleisthebiggestunderthesamepressureThisismai

5、nlybecausetheundisturbedsoilisnotdisturbedSOthatthearrangementandconnectionarenotdamaged，yettheoriginalstructuresofthedisturbedsoilandthesaturatedsoilaredamagedanditisthemacroscopicreflectofhavingobviousstructurecharacte

6、rTheshapeofthee19tCurvearedifferentobviously：withtheincreaseofthepressure，thedivisionoftheprimaryconsolidationandthesecondaryconsolidationbecomesobviouserfirstlyandthenbecomesnotobviouserItisdifferentgreatlywiththesatura

7、tedsoftclayUsingsynthesizedstructurepotential鵲structureparametertocomparetheaeoliansoilinFuxinwiththesoilinLanchowandWeifang，theresultshowsthattheyhavemarkeddifferenceMoreoverthedifferencebetweenthepictureswhicharegained

8、byobservingunderelectronicmicroscopeandthemicrostructurepicturesinotherareasreflectsthecharacteristicsofdensestructureandhighstrengthThetypicalaeoliansoilsamplesinthewesternareaofLiaoningprovincearefrozenandthawedbyusing