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 ThestresscomponentsinthepipewallduetointernalandexternalpressureandexternalloadsareshowninFigure3.1.Figure3.1StresscomponentsinthepipewallTheσψψ(hoop)stresscanbedescribedbythinwalledorthickwalledshelltheories.Thethickwalledtheoryisbasedonradialequilibrium (共 2602 字) [閱讀本文] >>