| 摘 要： | 1IlltroductionStthened-Plateisthetypicalunitinbuilt-upstructuressuchasships,airplanesandbuild-ings.Thereforeitisofprofoundsignificancetostudytheenergytransndssioninthemnotonlyforfurtherstudyonmorecomplicatedbuilt-upstructures,butalsofortheengineeringapplicationinthefuture.However,becauseofthecomplicatedboundaryconditionsofthesestructures,itisverydifficulttoobtainexactsolutionsofthesestructures.Goodnumericalresultsmnybegivenbythefiniteelementmethod,butitisofnouniversalsignificanceinexplainingt…
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