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(2)分析断面几何
基本教材
桃花島工作室
(3) b点处
b
=
(4) C桌处
=
bh² (30)(155户
36
36
= 1. 4614 x lo* m²
IN.A.
(6)綜上,P = 1054 N
76/398
= 1185 P
= 2370P
2P9(105) x16²
IN.A.
IN.A.
(5) 比较 b、C两桌E、听极值,可知此梁之
x10
: 4740p
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