光弹性的

The arch pier fixed joint finite element space model is built and analyzed according to different load cases.

建立了拱墩固结点结构分析空间有限元模型，根据不同的施工阶段和成桥后的工况，分别进行空间有限元计算，同时结合三维光弹性实验，分析拱墩固结点整体和各部位的局部应力状

The experimental study on the cumulative effectiveness of different slit charge based on dynamic photoelasticity method was made,and the isochromatic fringes graphs in the process of blasting of the slit charge were obtained.

为了解切缝宽度对切缝药包爆炸聚能效应的影响，用动态光弹性法对不同切缝宽度的切缝药包的爆炸过程进行了试验，获得了切缝药包爆炸过程中的序列等差条纹图。

Based on the work which was reported before, some urgent problems of digital photoelasticity have been discussed,and automatic data processing and stress separation of photoelasticity are realized.

随着计算机技术的发展，光弹性法测量三维应力模型的自动化技术成为新的研究热点。

The paper presents a method of experimental mechanics which is combined traditional electronic measurement with photoelasticity using in online analysis of strength.

本文将电测方法与光弹性方法结合在一起，导出了应用读数应变εd就可以获取准静态情况下结构的载荷P、危险截面位置和最大应力峰值σ_(X_0Y_0Z_0)的理论计算方法，从而为结构的在线强度评价提供一种实验分析方法。

The conventional photoelastic modes and procedures suffice to indicate whether or not the yield point of the material of the prototype will be exceeded.

常用的光弹性模型和方法能够指明原型材料的屈服点是否将被超过。

In photoelastic experiments their difference is determined.

在光弹性实验中，所确定的是它们的差值。

The mechanical creep in photoelastic models is accompanied by a variation with time of the optical effects.

光弹性模型中的力学蠕变，伴随着光学效应随时间的变化。

At the same time, with the help of photoelastic techniques, we can build different experiments to simulate and help explain important granular systems in the nature, such as earthquake faults.

同时，借助光弹性材料，我们还可以构建一些模拟自然界中颗粒物质系统的实验，对颗粒物质的实际应用也有所裨益。

The photoelastic coating method used to carry out experimental research of stress distribution is the relatively suitable method in experimental mechanics at present. But it is necessary to improve the measurement accuracy and the degree of automation.

光弹性贴片法是现有的实验力学方法中比较适用于对锻压设备应力分布进行研究的一种方法，提高其测量精度和自动化程度有利于扩大其应用领域。

The steel reinforcement can be simulated in cementing a strip of ordinary photoelastic material along the crack edge.

沿着裂缝的边缘粘接由普通光弹性材料制成的窄条，即可模拟钢筋。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。