轴承滚动体故障诊断，故障设置为滚动体局部剥落，故障特征频率为外环通过频率或倍频理论计算得到218.98Hz.-Rolling bearing fault diagnosis, fault set rolling local spalling, the failure characteristic frequency for the outer ring through the frequency or frequency theoretical calculations 218.98Hz.

matlab编写的等价空间故障诊断方法，倒立摆仿真程序-matlab prepared space equivalent fault diagnosis method, inverted pendulum simulation program