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1)  bending-torsion
弯扭
1.
Experimental and theoretical analysis for centrifuge concrete filled-steel tubular members subjected to bending-torsion;
离心钢管混凝土弯扭构件试验研究与理论分析
2.
Finally, the design formulas of compassion-torsion andbending-torsion membrs for CFST are given.
本文在对钢管混凝土压扭、弯扭构件进行全过程分析结果的基础上,推导了钢管混凝土压扭和弯扭构件承载力相关方程。
2)  bending and twisting
弯扭
1.
Based on the mechanical characteristic of the connecting pieces and behavior of fillet welding seam, knowledge of mechanics of materials are used, the method of identification on bending and twisting problems of fillet welding seam in connexion is proposed.
利用已知弯扭力学模型和力学知识,对连接中角焊缝弯扭问题给出一套界定办法,使弯扭问题的判别变得明确清楚,从而解决了弯扭设计中的一些模糊问题。
3)  bending-torsion
弯曲扭转
1.
An effective method for settling bending-torsion was proposed.
分析了铜导条零件的冲压工艺及设计制造难点,阐述了排样设计、模具结构特点及关键零件设计,提出了一种解决弯曲扭转现象的有效方法,对同类零件的模具设计有一定的借鉴作用。
4)  bending and torsion
弯扭组合
1.
For the bigger measurement error of bending shear stress in the cylinder test under bending and torsion,the arrangement of electrical resistance rosette strain gauge on the experiment facility is adjusted.
针对弯扭组合实验中弯曲切应力的测量误差较大,对圆筒弯扭组合实验装置中的应变花布置方式进行了调整,重新设计了弯曲切应力和扭转切应力的实验方案,并增加了测量附加弯曲正应力的实验内容,从而增添了实验的思考性和难度,加深了学生对应力状态分析和电测组桥原理及方法的理解与掌握。
2.
In this paper, the measurement error is discussed from three above factors when the whole bridge is applied to measure the bending shear strain in the cylinder under bending and torsion.
该文从以上3个方面对《材料力学》课程的电测综合性实验——圆筒的弯扭组合实验中,利用全桥接法测量弯曲切应变的误差原因进行了全面分析,指出测量误差主要是由于电阻应变花的敏感栅中心偏离中性轴所致。
5)  flexural-torsional buckling
弯扭屈曲
1.
Wagner effect in flexural-torsional buckling of open-profile thin-walled columns;
开口薄壁柱弯扭屈曲时的Wagner效应问题研究
2.
The flexural-torsional buckling of thin-wall open compression members with twin axes eccentrically connecting with multiple elastic supports is studied.
研究了有双轴对称截面开口薄壁压杆与多个弹性支承偏心连接时的弯扭屈曲,把作用在开口薄壁压杆上的弹性支承去掉,代之以相应的未知外力和未知扭矩,采用Laplace变换推导出了开口薄壁压杆弯扭屈曲的位移函数,求得了其弯扭屈曲的特征方程。
3.
Based on the theory of nonlinear finite element of plate and shell,a finite element method of elasto-plastic flexural-torsional buckling of steel members under cyclic loading was presented,and a nonlinear analysis program was complied.
根据板壳非线性有限元基本理论 ,提出了压弯钢构件在循环荷载作用下弹塑性弯扭屈曲分析的有限单元法 ,并编制了计算程序 ,通过将计算结果和其他分析比较 ,对本文的理论进行了验证。
6)  coupled flexure-torsion
弯扭耦合
1.
By using the finite element method of structural analysis,on the basis of mechanical theorem and geometric coordinative condition,the coupled flexure-torsion stiffness matrix of the beam element with asymmetric section are derived and a model of cable-stayed bridge for lateral dynamic analysis due to the vehicle is constructed.
利用有限单元法,基于力学原理和几何协调条件,导出了非对称箱型截面梁单元的弯扭耦合刚度矩阵,建立了斜拉桥在车辆荷载作用下的横向动力分析模型。
补充资料:弯扭系数
分子式:
CAS号:

性质:又称曲折因子。气体、蒸气分子对薄膜的透过是单分子扩散过程。其大体过程是溶解于固体薄膜中,向低浓度处扩散,在薄膜另一侧蒸发。透过能力的大小由这三个过程中的因素决定,在扩散阶段,就和薄膜的分子结构、极性、气体的种类等等有关。弯扭系数就是给出这些因素的综合的数字式评价。它的物理意义是分子穿经薄膜必须的运动距离除以薄膜厚度所得之商值。

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