发布时间:2025-02-01 07:29:43
弯曲弹性模量应当是抗弯模量吧?与形状有关,是管状吗?
铝合金的弹性模量: 20度时为69~71(x10^3N/mm2)(GB/T 20801.2-2008 表B。3)
园管状抗弯模量: Wx0=0.0982(d^4-di^4)/d (d- 外径, di-内径)
其它形状计算详见建筑结构静力计算手册(第二版) 表1-6
因为装修有味道一直为入住没有电量消耗孩子办入学开不出尽三个月电费发票怎么办
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