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【正文】 3 （ 2）翼緣板厚度、寬度 .......................................................................................... 4 四、對(duì)初選截面進(jìn)行強(qiáng)度驗(yàn)算 .......................................................................................... 5 ............................................................................................. 5 ................................................................................................................... 5 （ 1）彎曲正應(yīng)力為 ................................................................................................. 5 （ 2）剪應(yīng)力 ............................................................................................................ 6 （ 3）折算應(yīng)力 ........................................................................................................ 7 五、對(duì)初選截面進(jìn)行穩(wěn)定驗(yàn)算 .......................................................................................... 8 ........................................................................................................ 8 滿足局部穩(wěn)定 .............................................................................................................. 8 ........................................................................................................... 8 六、對(duì)初選截面進(jìn)行剛度驗(yàn)算 .......................................................................................... 9 七、繪次梁截面圖 .....................................................................................................
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