材料科学与工程基础专业课模拟试题(A)

《材料科学与工程基础专业课模拟试题(A)》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、中北大学材料科学与工程基础专业课模拟试题总分得分一、选择（10分，每题0.5分。）1.2.3.4.5.6.7.8.9.10.11.12.13.14.15.16.17.18.19.20.1.Thestimulusofelectricalpropertiesis.A:loadB:forceC:electricfieldD:magneticfield2.consistofapolymerresinasthematrix,withfibersasthereinforcementmedium.A:Polymer-matrixcomposite

2、sB:Metal-matrixcompositesC:Ceramic-matrixcompositesD:Carbon–carboncomposites3.relatestothearrangementofitsinternalcomponents.A:propertyB:structureC:processingD:application4.areverythinsinglecrystalsthathaveextremelylargelength-to-diameterratios.A:FibersB:WiresC:Particl

3、esD:Whiskers5.AtomicpackingfactorofHCPstructureis.A:0.68B:0.34C:0.74D:0.566.hasthesodiumchloridecrystalstructure.A:CsBrB:CsIC:ZrO2D:MgO7.Mostglass-formingoperationsarecarriedoutwithintheworkingrange—betweentheandsofteningtemperatures.A:melting;workingB:softening;anneal

4、ingC:working;softeningD:annealing;strain68.Hydrocarbonsarecomposedofand.Theintramolecularbondsarecovalent.A:hydrogen;carbonB:oxygen;carbonC:hydrogen;oxygenD:carbon;nitrogen9.consistsofpassingapieceofmetalbetweentworolls.A:ForgingB:ExtrusionC:CastingD:Rolling10.Aloadpro

5、ducesanelongationandpositivelinearstrain.A:CompressiveB:ShearC:TorsionalD:Tensile11.isbasedontheweightfractionofmoleculeswithinthevarioussizeranges.A:Number-averagemolecularweightB:Weight-averagemolecularweightC:Z-averagemolecularweightD:Viscosity-averagemolecularweigh

6、t12.Formanymetalsandotheralloys,Poisson’sratioisin.A:0.1~0.2B:0.25~0.35C:0.45~0.55D:0.6~0.713.canbegiveneitheraspercentelongationorareareduction.A:DuctilityB:ResilienceC:ToughnessD:Tensilestrength14.maybethoughtofasstiffness.A:Young'smodulusB:TensilestrengthC:Shearmodu

7、lusD:Compressivestrength15.Thecorrespondstothetemperatureatwhichtheviscosityis4×106Pa·s.A:meltingpointB:workingpointC:softeningpointD:annealingpoint16.Thecoordinationnumberofsodiumchloridecrystalstructureis.A:2B:4C:6D:817.Additionpolymerizationisusedinthesynthesisof.A:

8、phenolformaldehydeB:polyvinylchlorideC:thethermosettingpolyestersD:polycarbonates18.ForFCCstructure,atotalofatomsarea