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材料性能:
f'c
-
混凝土的抗压强度设计值
Ec
混凝土弹性模量
fy
钢筋屈服强度设计值
弹性模量按下式计算 (Art. 19.2.2.1b):
几何参数:
b
截面宽度
h
截面高度
d
截面有效高度