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INTRODUCTIONFormostofthepast WorldWarⅡera,bankingregulationproceededsmoothly .Sincefewbankfailuresoccurred ,academicsandthepublicpaidlittleattentiontothetopic.Becauseofvariousfactors,bankfailureshavebecomecommonsincethe 1 980sandtheinternationalcommunityhas… 相似文献
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NTRODUCTIONTemperaturefieldchangewillproducether malstressesinstructures.Itiswellknownthatdifferentmaterialsgeneratedifferentstressre sponses ,andthatinsomecases,thermalstress esarelargeenoughtocausestructurefailure .Soitismeaningfulandimportanttostudydy… 相似文献
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INTRODUCTIONOursisanincreasinglyglobalera .Nowitisbecomingcommonsensethatweallhavetoliveinaworldwide ,multiculturalsociety .Buttolivewelltogetherisneveraneasything ,andtofacethechallengesofglobalizationmaybringuswellbeyondcommonsense .Inwritingthisessay ,I… 相似文献
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INTRODUCTIONThemicrostructureofthinfilmsplaysacru cialroleinawidevarietyofphysicalprocesses.Thereareclearevidencesthatmanyphysicalpropertiesofathinfilmvarydramaticallyasitsmicrostructurechanges (Hausetal.,1 987) .Forinstance,roughsubstratescanbeusedtofabric… 相似文献
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INTRODUCTIONAnimportantpartinthepulpingandpapermakingindustryistherefiningprocess.Whethertherefinedpulpisgoodornotiscrucialforachievingconsistentpulpquality.Whatpeopleexpectandstriveforintherefiningprocessisguaranteedrefinedpulpquality,safetyinproduct… 相似文献
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INTRODUCTIONImagescontainingfacesareessentialforin telligentvision basedhumancomputerinterac tion .Faceprocessingmethodsincludetho 相似文献
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INTRODUCTIONIncoldregions,soilexpansionresultedfromasoilfreezingprocessoftendeformsanddamagessomeconstructionfoundations.Onewaytostabilizethefoundationisuseoftwophaseclosedthermosyphoninthecoldregions.Duetoitsexcellentheattransfercharacteristics,thetwo… 相似文献
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INTRODUCTIONInpastphilosophyandscience ,dualphilos ophyordichotomywasemphasized .AndwhenIsystematizethetriadthoughts,Icanintroducetriadphilosophyandtriadsciencebasedontriadlogic.TriadphilosophyandtriadsciencearecontemporarydevelopmentsthatpenetrateWest e… 相似文献
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INTRODUCTIONProteindeficiencyisoneofthemostseriousproblemsintheworld ,especiallyindevelopingcountries.Ithasbeenestimatedthatabouttwo thirdsofthepopulationintheworldaresufferingfromlackofprotein ,especiallyhigh qualityani malprotein (Liu ,1 992 ) .Itistherefore… 相似文献
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INTRODUCTIONInexcavation ,normalanalysisisnotgoodenoughtomeetengineeringneedsduetotheun certaintyofforcesappliedonbracestructures,soilcharacteristics,andsoilmodelused .Toguaranteethattheconstructionprocesscanbesmoothlyperformed ,measurementsinsituareusua… 相似文献
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INTRODUCTIONItiswellknownthatinfreeradicalpolymerization,thediffusioncontrolledprocessesstronglyinfluencetherateofpolymerizationandthepropertiesoftheproducedpolymer.Anumberofmodelsweredevelopedtodescribethisphenomenaquantitatively(Achiliasetal.,1988;Achil… 相似文献
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OBSTACLE DETECTION BY ALV USING TWO 2D LASER RANGE FINDERS 总被引:6,自引:0,他引:6
INTRODUCTIONObstacleavoidanceisanessentialtaskoftheALV .Toachievethis,aquickandreliablede tectionofobstaclesisveryimportant.Severalclassesofactivesensorscanbeusedforthispur pose .Alaserrangefinder (LRF)cansuitablybeusedtodetectobstaclesaheadoftheALV .3DLRFs… 相似文献
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INTRODUCTIONManyexperimentalandnumericalstudieshavebeencompletedtoinvestigatetheparticlemotioninturbulence .Previousfluiddynamicsstudieswerecommonlybasedontime averagedReynoldsequations,suchasthetwo equationmodel.Justlikethecarriergasphase,theparti cleph… 相似文献
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INTRODUCTIONAgriculturalactivitiesandhumanindustrializationincreasereleaseofheavymetalsintotheenvironment.Since,heavymetalsreadilyaccumulateinsoil,theamountinsoilislikelytocontinuetoincrease.Themetalsinsoilhavedeleteriouseffectsonthemetabolismofthesoil… 相似文献
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INTRODUCTIONThegenerationofwasteswillbeincreasedwiththerapiddevelopmentoftechnologiesandindustrialpractices.Alargeamountofhazardousortoxicwastesisgeneratedintheprocessingin dustry(Nathanson ,1 986) .Althoughconvention alend of pipewastetreatmenthasprovedtobe… 相似文献
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INTRODUCTIONDuetosignificanteconomicadvantages,theaccelerationofcheeseripeninghasbeenthegoalofmanyresearchers.Kristoffersenetal.( 1 967)reportedonacceleratedflavorproductioninafreshcurdcheeseslurry.Intense,sharpandbalancedcheeseflavorsdevelopedwithinfiveda… 相似文献
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INTRODUCTIONThepurposeofthisworkistoinvestigatethebackwellposednessofanonuniformbeamequationwithboundarycontrols.Itiswellknownthatifthecross sectiondimensionsofthebeamisnotnegligiblecomparedwithitslength ,thenitisnecessarytoconsidertheeffectoftherotato… 相似文献
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INTRODUCTIONSinceChinastartedeconomicsystemreformin 1 978,monetarypolicyhasbeenfullyusedtoadjustthemacroeconomyandachievedgoodef fects.Tightmonetarypolicycontrolsinflationef fectivelywhileexpansivemonetarypolicystimu lateseconomicdevelopmentforcefully.Buti… 相似文献
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INTRODUCTIONSincethefirstsuccessfulisolationofH .py loriin 1 982 ,H .pyloriinfectionhasbeenfoundtobeassociatedwithvariousdiseasesincludingchronicgastritis,pepticulcerdiseases(Dooleyetal.,1 989;Grahametal.,1 992 ) ,andgastricneoplasms(Bayerdorfferetal.,1 995) .Itwassuggest… 相似文献