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机械设计考研大纲.docmonpartsandthespecialparts?Whataretheaspectsofmechanicaldesign?Whatisthepurposeofthiscourse?Whataretherequirementsfordesigningmachines?5,mondesignmethods?Whatisthegeneraldesignprocedureforthemachine?Whatistheworkingabilitycriterionofapart?Whatisthegeneraldesignstepofthepart?Whatisnominalloadandcalculatingload?What,stherelationship?Whatisthe,ztrialization,zofmechanicalparts?Whatisthenationalstandardcode?Whatisthefailureofparts?monforms?Howaretheloadsandstressesclassified?Whatarethebasicvariablestresses?withWhichparametersdescribethevaryingstress?Howtojudgetheforcetypeoftheparts?Whatarethetwowaysofjudgingthestrengthoftheparts?positestaticstress?poundstaticstresssafetyfactor?Whatisthelimitoffatigue?Whatisitrelatedto?Whatisthesafetyfactor?Whatistheeffectofitssize?Whatarethemeasurestoimprovethestrengthoftheparts?Whatarethesurfacestrength?ur?HowtoimproveContactfatiguestrength?pressionandwear?Whatarethetwokindsoffatiguestrengthofmechanicalparts?Whatistheprocessofthefatiguefractureoftheparts?Whatarethecharacteristicsofthefracturesurface?Whatisfatiguelimit?3,whatisthefatiguecurve?Whatarethezones?Kn,NO,m,whatisthegeometricmeaningofr?HowdoesraffectSRN?Whatisthelimit?Howtomakeasimplification?Whatarethemainfactorsthataffectthefatiguestrengthoftheparts?Howtofixit?Whynotconsiderthestressconcentration?Whydoesthehighstrengthsteelpartsrequirehighqualityprocessing?Howistheoverallimpactcoefficientdefined?Whatdoesitaffect?Whatisastable,unstable,unstablestress?Howdoyoudealwithrandomunstablestress?Whatisfriction,friction,dryfriction,boundaryfriction,fluidfriction,mixingfriction,fluidlubrication,mixinglubrication,solidlubrication?urve?Howdoesthetheoryoffrictionexplaintheproductionoffriction?Whataretheboundarymembranes?Whatarethecharacteristicsofeach?Whatiswear?Whatstagesoftheprocessarethere?Whatarethefactorsthataffectwear?montypesofwear?7,whatisthenumberofbearings?Whatishydrodynamiclubricationandelastohydrodynamiclubrication?Whatishydrostaticlubrication?hestateoflubrication?Whatkindsoflubr

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