中文说明：是本科毕设的题目，有均匀线阵的CRB曲线，旋转机械二维全息谱计算，重要参数的提取，对信号进行频谱分析及滤波，数学方法是部分子空间法。
English Description：
It is the subject of undergraduate course, there is a uniform linear array of CRB curve, rotating machinery, two-dimensional holographic spectrum calculation, extraction of important parameters, the signal spectrum analysis and filtering, mathematical method is part of the subspace method.