根据试验数据提出了存在斜裂缝钢筋混凝土梁的抗剪强度折减系数的计算公式。

The formula of reduced shear strength coefficient of RC beams with inclined cracks is put forward to according to the test data.

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运用数理统计学的误差传递公式，推导出了组合梁截面抗弯承载力统计参数的计算公式（以第一类截面为例）。

Take the first cross section as an example, and the calculation formula of flexural capacity of composite beams is obtained by using the error transfer formula of mathematical statistics.

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并对变截面弹性地基梁的计算进行研究，得出计算公式。

The calculation of changing section foundation beams is also studied, and the calculation formulae are worked out.

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