用共振解调法实现轴承的内圈、故障外圈故障、滚动体故障的自动识别-Use resonant demodulation method to implement bearing the inner circle, fault fault, between the fault of roller automatic identification.

三维有限时间差分法计算矩形谐振的例子编程 不错的源码-Three-dimensional finite time difference method for calculation of the rectangular resonant good examples of programming source code