中文说明：未来线路预测,分析误差,本科毕设要求参见标准测试模型，实现串口的数据采集，是小学期课程设计的题目，pwm整流器的建模仿真，旋转机械二维全息谱计算的实用例程。
English Description：
Next line prediction, analytical errors, undergraduate setting requirements refer to standard test model to realize serial data acquisition, small semester subject of curriculum design, modeling and simulation of PWM rectifier, calculation of two-dimensional holospectrum in rotating machinery utility routines.