The principle and structure of laser shearography and electronic speckle interferometry were introduced.Speckle pattern was disposed and analysed.
摘要介绍了研制的激光电子剪切散斑
成像系统的原理及结
组成，对散斑图像进行了图像处理分析。
测量(法)
息量度学法；斑纹学；斑纹测量术The principle and structure of laser shearography and electronic speckle interferometry were introduced.Speckle pattern was disposed and analysed.
摘要介绍了研制的激光电子剪切散斑成像系统的原理及结组成，对散斑图像进行了图像处理分析。
We describe a subfringe integration interferometry for which the phase information is evaluated only from one interferogram.
叙述了次条纹积分计量的原理，仅用一幅光载频条纹图获
位相信息。
Its subject coverage includes: holography, shearography, tomography, radiography, and interferometry;ultrasonic, eddy current, penetrant, and acoustic emission testing;
它的主题报导包括：统计方法的实施对机械加工制品在制造周期其间的质量改善；
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