本文介绍了图像全息法在光弹性应力分析中的应用。
This paper describes an application of image holographic method to the photoelastic stress analysis.
并通过光弹性应力分析的实验，验证了该结论的正确性。
The validity of that conclusion is proved by the photoelastic test of the stress analysis.
主应力分离是光弹性应力分析的关键问题，但已往所用的方法都比较繁琐。
The key of photoelastical stress analysis is separating main stress, but the methods which we have used before are complicated.
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