简介:摘要文章首先介绍了PBL教学法,然后对PBL教学法的要求、流程和实施步骤进行了探究。
简介:摘要项目教学法是《汽车发动机构造与维修》课程中的一种基于合作和探究的新型教学方法。它旨在培养学生理解和解决实际问题的技能,努力统一实践和理论,注重教学与学习之间的互动。本文分析了在“汽车发动机结构与维修”过程中实施项目教学方法的过程,论证了项目教学方法对《汽车发动机构造与维修》课程教学改革的积极作用。
简介:AnewFFTalgorithmhasbeendeduced,whichiscalledthebase-6FFTalgorithm.TheamountforcalculatingtheDFTofcomplexsequenceofN=2rbythebase-6FFTalgorithmisMr(N)=14/3*Nlog6N-4N+4formultiplicationoperationofrealnumberandAr(N)=23/3*Nlog6N-2N+2foradditionoperationofrealnumber.TheamountforcalculatingtheDFTofrealsequenceisahalfofitwiththecomplexsequence.
简介:Aneworganicsemiconductortartaricaciddopedsaltofemeraldinepolyaniline(PANI-C4H6O6)hasbeenobtainedbythemethodofoxidativepolymerizationofmonomericanilinewithammoniumpersulfateinacidicsolution.ThestructurewascharacterizedbyFourierTransformInfraredtechnique(FTIR)andX-raydiffraction(XRD).Thetemperaturedependencedcconductivityδdc(T)showsasemiconductorbehaviorandfollowsthequasionedimensionalvariablerangehopping(Q1D-VRH)model.Dataonδdc(T)arealsodiscussed.