The technique of Torsional Split Hopkinson Bar and experiments on high strain rate effect of L4 pure aluminum using TSHB apparatus are investigated in this paper .

本文讨论了Hopkinson 扭杆（ TSHB）技术及对L4纯铝进行的材料动力性能实验。

Aiming at the torsional vibration of a space flexible bar system a flexible bar system which consists of a flexible bar a strain gauge sensor and a piezoelectric torsional actuator is proposed .

针对空间柔性杆系统的 扭转振动问题，提出了一类由柔性杆、 电阻 应变片传感器、压电扭转致动器组成的柔性杆系统。

Low cycle fatigue of steel 35 under torsional strain

35钢低周 扭转 应变疲劳的研究

Based on similar theory and using model test mainly researches the torsional strain of the drill pipes in the condition of neglecting the geometry size of the drilling bit drill collar kelly bar and not considering joint impact .

在忽略钻头、钻铤和主动钻杆几何尺寸，且不考虑接头影响条件下，以相似理论为基础，运用模型试验，对钻杆柱的 扭 应变进行了分析研究。

The testing principle and method for torsional strain curve of blade rotor axle in rotator mixer are discussed and the fluctuation rule of strain curve sand moving state and properties improvement of sand are also analyzed .

文章论述了转子混矿机叶片转子轴 扭转 应变曲线的测定原理和方法，分析了应交曲线的变化规律、型砂运动状态和性能提高情况。

They are suitable for ordinary design engineers . A theoretical modeling of the torque bar with variable cross-sections is established on the basis of the elementary elasticity theory and the torsional vibration theory . The analytical expressions of stress strain and vibration are derived .

本文采用初等弹性理论和 梁 杆振动理论，建立了变截面扭力杆的应力、 变形和振动理论分析模型，推导了应力、 变形和振动理论公式。

At the same equivalent strain amplitude the average plastic modulus under circular strain path is more than the modulus under torsional cycling and the difference of them is larger with the smaller equivalent strain amplitude .

在相同等效应变幅值下，圆形应变路径的平均塑性模量大于 扭转路径的循环饱和塑性模量，且等 效应 变幅值越小，两者差别越大；

When the engine is powered the vehicle its torque fluctuation will transmit to the power train cause alternative torsional shear strain and stress in the power train seriously influence the safety of the automobile .

汽车发动机向汽车输送动力的同时也将扭矩波动传递到汽车传动轴系中，引起 汽车传动轴系产生交变的 扭剪应力 应变，严重影响汽车行驶的安全性。

A nonlinear full range analysis of torque-twist relationship of torsional member taking into account the gradual increase in strain on the concrete surface is discussed in this paper .

采用逐步递增混凝土表面 应变的非线性分析方法，分析了受 扭构件从开始受荷到构件破坏全过程的内力与变形关系。

Theoretical study on torsional wave applied in low strain dynamic testing of piles

扭转波应用于低 应变动力测桩的理论研究

This paper presents the principle of presetting twist and the determination of torsional strain .

本文介绍了强扭原理和 强 扭 应 变量的确定。

The sensor principle is : wavelength of fiber Bragg grating pasted on the hollow column body wall has a linear relation with the torsional strain that hollow cylinder suffered . 2 .

其传感原理为：粘贴在空心柱体内壁上的光纤Bragg光栅的波长移位与空心柱体所受 扭 应变呈线性关系。

Using mathematical analysis method the expressions of torsional deformation is educed and it points out that such an actuator can produce relatively large torsional strain .

利用数学解析法推导出扭转变形的表达式，指出这种压电圆盘驱动器可以提供较大的 扭转 变形，并详细分析了 扭转变形量与电极螺旋角之间的 关系。