数字散斑干涉技术是一种非接触、全场测试的光学测试方法。
Digital speckle pattern interferometry (DSPI) is non-contact, full-field optical measuring technique.
在动态测试领域中，数字散斑干涉技术常用到的相位处理方法有时间平均法和空间载波相移法。
In dynamic measurement field, when using digital speckle pattern interferometry, we always deal phase with time-average method and spatial carrier phase-shifting method.
研究了一种新的多波长数字散斑干涉技术，并证明了这种技术应用于分析复杂几何形貌表面的可能性。
A new type of multi - wavelength digital speckle pattern interferometry is studied, and the possibility of analyzing complex surface geometry by using such a technique is also demonstrated.
利用数字散斑干涉法，研究了半无限平面模型在受冲击载荷下的面内位移场的测试技术。
In this paper, the method of measuring the in-plane displacement field under an impact loading is proposed and is named dynamic digital speckle pattern interferometry.
利用该加载系统的数字错位散斑干涉检测技术对复合材料人工缺陷样件进行了检测验证。
Composite samples with artificial defects are inspected and validated by using DSSPI with the loading system.
利用该加载系统的数字错位散斑干涉检测技术对复合材料人工缺陷样件进行了检测验证。
Composite samples with artificial defects are inspected and validated by using DSSPI with the loading system.
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