展开相位是物体表面三维形貌测量中一项关键技术，为了避免相位展开过程中的误差传播效应，Saldner和Huntlye等提出了时间相位展开方法。用matlab模拟了时间相位展开的方法-Expand the phase surface 3D topography measurement of a key technology in order to avoid the phase unwrapping process of error propagation effects, Saldner and