CAD中软件编程很有用的哦！多次使用很好用

matlab转子有限元碰摩计算，建模简单，自动判断碰摩与否-Maatlab finite element calculation of rotor rub-impact, modeling simple, automatic judgment rubbing or not

正交PM算法，用于检测空间信号的方向角，显示波形及角度信息。-Orthogonal PM algorithm, for detecting a signal-in-space direction angle, showing the waveforms and the angle information.