box photometry

The advantages and limitations of optical measurement methods,such as photoelasticity,holography, speckle photography,morie,observation method based on digital image and digital speckle correlation method (DSCM),are concluded.

综述了常用光测方法在岩石力学实验观测中的应用,总结了这些光测方法相对于岩石力学中常用的其他方法的特点。

The method of photo elasticity is discussed in measuring peripheral stress concentration of rectangular ports on the shape shell under the axial compression.

在轴向压缩下,台形壳体上方形孔周边的应力集中问题,用光测弹性方法测量;关于孔边的最大应力分布实验及理论数据的比较。