合肥新橋國際機(jī)場(chǎng)膨脹土中微觀結(jié)構(gòu)與工程性質(zhì)之間關(guān)系的研究.pdf

1、合肥工業(yè)大學(xué)碩士學(xué)位論文合肥新橋國際機(jī)場(chǎng)膨脹土中微觀結(jié)構(gòu)與工程性質(zhì)之間關(guān)系的研究姓名：胡清華申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：地質(zhì)工程指導(dǎo)教師：崔可銳20081201ResearchontherelationshipbetweenengineeringpropertyandmicrostructureofexpansivesoilinHefeiXinqiaoInternationalAirportABSTRACTInthispapervariou

2、sindexesofphysicalandmechaniccharacteristicsofexpansivesoilsandlimetreatedsoilsinHefeiXinqiaoInternationalAirportareobtainedviascoresofsoiltestsAndthroughtheresearchondifferentlimemixingratiosofthelime—treatedsoils，there

3、lationshipbetweenthephysicalandmechaniccharacteristicsandthelimemixingratioarealsoobtainedBasedontheanalysisthroughpolarmicroscope，scanningelectronmicroscope(SEM)andchemistrytotalanalysis，theswell—contractionmechanismand

4、improvingmechanismareexplainedfromthepointofmicrostructure，andthevaryingregularityofthemicrostructuretodifferentlimemixingratiosofthelime—treatedsoilsareobtainedTherelationshipamongthemicrostructure，themineralcomponentan

5、dchemistrycomponent，andtheengineeringpropertiesofexpansivesoilsandlimetreatedsoilsarealsoanalyzedinthispaperTheprimaryresultsofthisstudyinclude5pointsasfollows：IPhysicalandmechanicpropertiesandengineeringcharacteristicso

6、ftheexpansivesoilsandlimetreatedsoilsinHefeiXinqiaoInternationalAirport；IIThevaryingregularityofthephysicalandmechanicpropertiesandengineeringcharacteristics，andthevaryingregularityofthemicrostructureofthedifferentmixing

7、ratiolimetreatedsoils；ⅢTheimprovemechanismofthelimeimprovedtheexpansivesoil；IVTherelationshipbetweenmicrostructureandengineeringpropertyoftheexpansivesoilandlime—treatedsoil；VTherelationshipbetweenmineralcomponent，aswell