The calculation formula of flexural load capacity of steel beams is obtained by using the error transfer formula of mathematical statistics.
运用数理统计学的误差传递公式，推导出了钢梁截面抗弯承载力统计参数的计算公式。
A numerical simulation program for flexural load effects of rc beams was compiled based on the theory of reinforced concrete and finite element software ANSYS.
根据钢筋混凝土理论和ANSYS有限元软件编制了实验梁受弯荷载效应模拟计算程序。
The analysis and comparison with other formula by calculation examples offer a more convenient and practical formula for normal section flexural load-bearing capacity.
通过实际算例同其他公式相比较分析，给出了一种实用方便的正截面极限承载力验算公式。
应用推荐