The analysis thchniques of order spectrum, spectrum matrix and tracking order spectrum etc, are also introduced.An actual test was sone to show the validity of the method.

• 介绍了借助本方法实现阶比谱、阶比谱阵和跟踪阶比谱等阶比分析技术的方法，并通过实际测试验证了其有效性。