简介：Apioneeringself-optimizingteachingmethodinstudent-centricseminarswasintroducedinthispaper,inwhicheachstudentwillestablishpreferredengineeringdrawingprocessdirectedbyeducatorsandnecessaryprinciples.Wepresentedtheworking-memorycenteredmechanisminmentalaspecttoexplainthephenomena.Thetheoreticalmechanismisbasedonthetypicaltranslationbetweenorthographicprojectionimageandperspectiveimage.Thefirstisbondingobjectintoawholesolid.Thesecondissplicingtheselectedsurfacesofobjectsandtailoredthemtogether.Twostudygroupsweredetermined:anexperimentalgroup,whoweredirectedtocombinetheobject-basedandsurface-basedconstructionmethodsinthepresentations,andacontrolgroup,wholearnedthroughregularpresentationsmadebyanexperiencedteacherduringthesameperiod.Theresultsshowedthatasignificantenhancementinaveragescoreshasbeenachievedinthetestamongtheexperimentalgroupincomparisonwiththecontrolgroup.Thevarianceofthescoresisobviouslyreducedthroughtheself-optimizinglearningstrategy,indicatingasignificantadvantageonfillinguptheabilitygapsamongstudents.Infact,theresultsalsoindicatedthattheeducatordidkeepthelessoninhighquality.Butitisworthyofmoreattentionthatthedifferenceofmentalmanipulationhabitsbetweensomestudentsandeducatormayleadtoapolarizationinscoredistribution.Sotheseminarisapromisingmethodtohelpthestudentstocombinetheobject-basedandsurface-basedconstructionmethods.
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