用谱方法计算流体力学一些流动现象的整体稳定性,毕业设计有用，实现用SDRAM运行nios，同时用SRAM保存摄像头数据。- Spectral methods of computational fluid dynamics flow of some of the overall stability of the phenomenon, Graduation useful Implemented with SDRAM run nios, while saving camera data SRAM.