该例程主要为非线性饱和环节的参考程序，以及按环节离散化数字仿真程序、非线性系统的仿真程，适合与控制学科人员参考研究。-The routine primary reference for the nonlinear saturation aspects of the program, as well as by sector discrete digital simulation program, nonlinear system simulation process for staff reference and control subjects research.