发布时间:2025-02-01 07:20:59
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
怎样更换格兰仕微波炉wd800asl23 wd800b wd750asl23面板开关按键开关
2025-02-01 07:20:59 2025-02-01 07:20:59 2025-02-01 07:20:59 2025-02-01 07:20:59 2025-02-01 07:20:59 2025-02-01 07:20:59 2025-02-01 07:20:59 2025-02-01 07:20:59 2025-02-01 07:20:59 2025-02-01 07:20:59 2025-02-01 07:20:59 2025-02-01 07:20:59 2025-02-01 07:20:59 2025-02-01 07:20:59 2025-02-01 07:20:59 2025-02-01 07:20:59 2025-02-01 07:20:59 2025-02-01 07:20:59 2025-02-01 07:20:59 2025-02-01 07:20:59 2025-02-01 07:20:59 2025-02-01 07:20:59 2025-02-01 07:20:59 2025-02-01 07:20:59 2025-02-01 07:20:59 2025-02-01 07:20:59 2025-02-01 07:20:59 2025-02-01 07:20:59 2025-02-01 07:20:59 2025-02-01 07:20:59