本文介绍了用有限元和光测弹性方法，研究1米长叶片枞树型叶根和轮缘的应力分布。
Stress distributions on the 1000mm fir tree blade root and the rim are studied through finite element method and photoelastic method.
文中采用陈至达(1962年)的光测应力分析基本方程，并导出适合于光弹性数据处理的三次样条函数。
Basic equation of photoelastic stress analysis by Chen (1962) is adopted; and a cubic spline function suitable for processing of photoelastic data is derived.
本文分别运用动态云纹-光弹性和电阻应变量测方法研究了相邻两炮孔之间爆炸应变场。
The blasting strain fields between two adjacent boreholes initiated simultaneously were investigated with the dynamic moire-photoelasticity and strain gauges.
利用测凝胶含量的方法对SBS热塑性弹性体在紫外光辐照下的光交联反应进行了研究； 并分析了光交联的影响因素。
The photocrosslinking reaction of SBS elastomers was studied under UV-irradiation by means of measuring gel content, and the affecting factors of the photocrosslinking system were analyzed.
如果和动光弹等色线结合，可以同时获得被测材料的弹性模量、泊松比、材料条纹值参数。
By combining with dynamic isochromate pattern, the elastic modulus, Poisson's ratio and dynamic material fringe value of the material measured can be obtained by the method.
光镊对小球只产生亚皮牛量级的作用力，小球对被测表面的弹性变形可以忽略。
The elasticity deformation that is generated by the ball may be ignored because the action from the tweezers to the ball is only in a scale of 10-10N.
光镊对小球只产生亚皮牛量级的作用力，小球对被测表面的弹性变形可以忽略。
The elasticity deformation that is generated by the ball may be ignored because the action from the tweezers to the ball is only in a scale of 10-10N.
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