材料类科技英语（ X页）.doc

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1、物料科学MaterialScience物料科学定义MaterialScienceDefinition加工性能Machinability强度Strength抗腐蚀及I耐用Corrosion&resistaneedurability金属特性Specialmetallicfeatures抗敏感及环境保护Allergic,re-cycling&environmentalprotection化学元素Chemicalelement元素的原子序数AtomofElements原了及固体物质Atomandsolidmaterial原子的组成、大小、体积和单

2、位图表Thesize,mass,chargeofanatom,andisparticles(Pronton,NentronandElectron)原了的组织图AtomConstitutes周期表PeriodicTabic原子键结AtomBonding金属与介金MetalandAlloy铁及非铁金属Ferrous&NonFerrousMetal金属的特性FeaturesofMetal晶体结构CrystalPattern晶体结构，定向格子及单位晶格Crystalstructure,Spacelattice&UnitcellX线结晶分析法X一r

3、aycrystalanalyicsmethod金属结晶格了Metalspacelattice格了常数Latticeconstant米勒指数MilTsIndex金相及相律MetalPhaseandPhaseRule固熔体Solidsolution置换型固熔体Substitutionaltypesolidsolution插入型同熔体Interstitalsolidsolution金属间化物Intermetalliccompound金属变态Transformation变态点TransformationPoint磁性变态MagneticTransformatio

4、n同素变态AllotropicTransformation合金平衡状态ThermalEquilibrium相律PhaseRule自由度Degreeoffreedom临界温度CriticaltemperUire共晶Eutectic包晶温度PeritecticTemperature包晶反J'VPeritecticReaction包晶合金PeritecticAlloy亚共晶体HypoeuteticAlloy过共晶体Hyper・ectecticAlloy金属的相融、相融温度、晶体反M及合金在共晶合金、尚熔遥共晶合金及偏晶反应的比较EquilibriumCompa

5、rision金属塑性PlasticDeformation滑动面SlipPlan畸变Distortion唤化WorkHardening退火Annealing冋复柔软CrystalRecovery再结晶Recrystallization金属材料的性能及试验Properties&testingofmetal化学性能ChemicalProperties物理性能PhysicalProperties颜色Colour磁性Magnetisum比电阻Specificresistivity&specificresistance比重Specificgravit

6、y&specificdensity比热SpecificHeat热膨胀系数Coefficientofthermalexpansion导热度Heatconductivity机械性能Mechanicalproperties屈服强度(降伏强度)(Yieldstrangth)弹性限度、阳氏弹性系数及屈服点elasticlimit,Yeungsmoduleofelasticitytoyieldpoint伸长度Elongation断血缩率Reductionofarea金属材料的试验方法TheMethodofMetalinspection不破坏检验Non-des

7、tructiveinspections渗透探伤法Penetrateinspection磁粉探伤法Magneticparticleinspcction放射线探伤法Radiographicinspection超声波探伤法Ultrasonicinspection显微观察法Microscopicinspection破坏的检验DestructiveInspection冲击测试ImpactTest疲劳测试FatigueTest潜变测试CreepTest潜变强度CreepsStrength第壹潜变期PrimaryCreep第二潜变期SecondaryCreep第三潜变

8、期TertiaryCreep主要金属元素之物理性质Physicalpropert