speckle pattern photography

• 散斑照相

speckle pattern photography的用法和样例：

例句

1. Rotating aperture cone shearing white-light speckle photography for measuring dynamic derivatives of displacements is proposed in this paper.
   利用旋转孔径技术和锥镜剪切技术进行白光散斑剪切照相，检测动态位移导数场。