PPC上面类似Matlab的语言环境，希望有pda的同学们喜欢-PPC above language similar to Matlab environment, and hope to have the students like pda

极点配置控制（PPC）（连续系统离散化） 极点配置间接自矫正控制(Pole assignment control (PPC) (discretization of continuous systems) Pole assignment indirect self correction control)