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IntroductionPlatesarecommonstructuresinaerospace ,civil,mechanicalandchemicalengineering .Duringtheproductionanduseofthestructures,flawsandcracksmayappearintheplates.Inordertoassurethesafetyofplatestructures,toavoidcleavagefractureandfatiguefailure,andtodesignsafetyandmakerationaluseofmaterials,itisnecessarytodofractureanalysisfortheplatestructures.Fractureproblemofabendingplateismorecomplexthanthatoftheplaneelasticity[1,2 ].Firstofall,therearedifferenttheoriesforplatebending ,suchasKirchhoff… 相似文献
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