Then, in order to meet the need of relevant parameter calculating conveniently, basing on the principium of the material mechanics, the cube-parabola method in calculating bending strength parameter number is provided.
Then, in order to meet the need of relevant parameter calculating conveniently, basing on the principium of the material mechanics, the cube-parabola method in calculating bending strength parameter number is provided.
同时为适应有关参数数值计算需要，根据材料力学基本原理，提出弯曲强度参数计算中的立方抛物线法。