beam with varying section

• 变截面梁

beam with varying section的用法和样例：

例句

1. Manufacturing hubcup by cold bending special-section profile can be considered as the problem of special-section beam bending, which is nonlinear in physics and geometry.
   冷弯型钢加工汽车轮辋的弹性挡圈，可以归结为异型截面梁的弯曲问题，在物理和几何上均为非线性。