简介:AI/SiCpFunctionallyGradedMetal-raatrixCompositesProducedbyCentrifugalCasting:EffectofParticleGrainSizeonReinforcementDistribution;Bronze/TiCcompositesforfrictiondrums;CentrifugalcastingofAl{sub}2O{sub}3-15wt%ZrO{sub}2ceramiccomposites;CentrifugalcastingofAl-Cr-Cualloyslurry,Structure-controlledbytwo-step-stir-mix-quenchingprocess。
简介:Characterisationofthrough-thicknessmicrostructureincentrifugallycasthypereutecticAI-SiandAI-Al{sub}3Nialloys;ComparisonbetweenConventionalPMRouteandCastingMethodtoobtainAMCsReinforcedwithTi-AlParticles;Composedphasesandmicrohardnessofaluminium-richaluminium-ironalloysobtainedbyrapidquenching,mechanicalalloyingandhighpressuretorsiondeformation;DevelopmentofCu/FeMagneticallyGradedMaterialbyaCentrifugalCastingTechnique
简介:摘要中国书法自古以来就被看作是中国人修心养性、陶冶性情的一种有意义的活动。本文试图从心理学的不同角度——注意过程、自我重构、情绪情感、人格升华等分析书法的健心作用。