AHP层次分析法计算判断矩阵的最大特征值,应用小区域方差对比，程序简单，用谱方法计算流体力学一些流动现象的整体稳定性。- Calculate the maximum eigenvalue judgment matrix of AHP, Application of small area variance comparison, simple procedures, Spectral methods of computational fluid dynamics flow of some of the overall stability of the phenomenon.