A bending test has a merit that detection of deformation is relatively easy and a demerit that a stress state is not simple as compared with a compression or tension test.
弯曲试验有着能比较容易地探测变形的优点，缺点是应力状态不象压缩或拉伸试验那样简单。
Taking the effects of geometrical nonlinearity into account, a general theory of composite thin walled bar is established under the combinational deformation of tension, compression and torsion.
基于乌曼斯基薄壁杆件约束扭转理论，利用刚性周边假定建立了闭口薄壁杆件约束扭转分析的一维离散有限元方法。
Taking the effects of geometrical nonlinearity into account, a general theory of composite thin walled bar is established under the combinational deformation of tension, compression and torsion.
基于乌曼斯基薄壁杆件约束扭转理论，利用刚性周边假定建立了闭口薄壁杆件约束扭转分析的一维离散有限元方法。
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