光弹性的

Okubo,the stress distribution in a circular disk maked of fiber-reinforced photoelastic composite under diametrical compression is investigated.

本文根据Okubo的各向异性分析，对纤维增强光弹性复合材料制成的对径受压圆盘进行了研究，在此基础上提出了采用一个对径受压圆盘测定光弹性复合材料三个条纹值f_L、f_T、f_

This paper introduces the method in measuring the elastic modulus E of Epon photoelas-tic materials by means of the electrical measurement at normal temperatures and comparesthe method with the levev extensometer.

本文介绍常温下用电测法测环氧树脂光弹性材料弹性模量E的方法，并与杠杆引伸仪法做了比较。

This paper describes an application of image holographic method to the photoelastic stress analysis.

本文介绍了图像全息法在光弹性应力分析中的应用。

Three-dimensional digital photoelasticity can be used widely in engineering field and the field of application is widened.

这说明三维数字光弹法可以应用到工程测试中，为扩展数字光弹性法发展的空间奠定了基础。

Running process of the propagating cracks is successfully recorded with the method of dynamic photoelasticity.

用动态光弹性方法成功地记录下裂纹的动态扩展过程。

Photoelasticity is applied in two- and three-dimensional stress analysis widely.

光弹性法可广泛用于二维、三维应力或应变场的研究。

Based on the dynamic stress optic law and by making use of the stress values from strain measurements and BEM calculation, the history of birefringent fringe orders are calculated, and compared with the result of dynamic orthotropic photoelasticity.

把动态应变测量推算出的应力分量以及时域边界元计算出的应力分量分别代入正交异性动态应力－光性定律，得到随时间变化的双折射条纹级数历程，将其与正交异性动态光弹性实验的结果进行比较。

And by using photoelastic and thermal photoelastic method, the experiment and research is made.

为提高连铸机拉矫辊的使用寿命，提出了新型复合式拉矫辊结构，在对其应力分析的基础上，进行了结构尺寸优化设计，并进行了光弹及热光弹性实验研究。

A method from the point of view of engineering applications for determining the dynamic characteristic parameters of photoelastic materials under explosive loading is suggested in the present paper.

一，问题的提出光弹性材料的高分子结构和它们所具有的粘弹性等性质使得它们在动态和静态下的性能不同。对于不同的加载速率，其动态性能有时差别很大。

The approximate analytic solution for the plane problem of semi infinite elastic solid subjected to a concentrated force at the midpoint of bottom of a groove is given by means of complex stress function.

运用复变函数方法，求出了半无限弹性体通过刻槽之底施以集中力的平面弹性应力场的近似解析解，并进行了光弹性试验，理论上求得的应力分布与试验结果相吻合

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。