Sand-heap analogy
Sand-heap analogy
b 2 T=b(3h-b加 h 6 b Let 45° 1go=Tmax 2 b 2 max bb 2 b· r+6(- 22 2 6 (-)(3h-6)5mm 2 T,=2V W max
max tg m a x m a x 1 1 2 3 2 2 2 2 b b b V b b h b 3 2 2 m a x m a x m a x 1 1 1 3 6 4 1 2 b b h b b h b T p 2V Wtp V max 2 h θ b max 2 b 2 b 2 b 45° Let max 2 (3 ) 6 1 T p b h bτ
Calculation methods for T section and section w =W+W+W 分块原则：尽量保证较宽块体的完整性
Calculation methods for T section and 口section ' Wt Wtw Wtf Wtf 分块原则：尽量保证较宽块体的完整性
