DSCM method based on the natural speckle pattern is studied. Some rock material experiments are completed and the results of experiments prove the feasibility and advantage of the method.

基于这种天然散斑场的变形观测方法，进行了岩石材料变形的观测实验，验证了方法的可行性和优越性。

youdao

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。

youdao

In dynamic measurement field, when using digital speckle pattern interferometry, we always deal phase with time-average method and spatial carrier phase-shifting method.

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。

youdao