用matlab绘出螺旋曲线上升的动态效果-Draw the dynamic effect of the spiral curve rises

基于matlab平台的，用鼠标画光滑曲线matlab程序代码m文件-Based on matlab platform, use the mouse to draw a smooth curve matlab code m file

通过计算垂直缆地震产生各种波的时距曲线公式，画出其波形-By calculating Time-distance curve equation of various waveforms produced by vertical earthquakes，and draw them with matlab

MATLAB绘制频率响应曲线，其中包含了一个控制工程中的例子。-MATLAB draws the frequency response curve, which contains an example of a control project.

在汽车理论中，利用Matlab图形用户界面对汽车动力学性能进行了计算。可绘制驱动力-阻力平衡图、爬坡图、加速度曲线图、动力系数图和功率平衡图。(The Matlab GUI interface is used to calculate the vehicle dynamic performance in automobile theory. It can draw driving force resistance balance diagram, climbing slope diagram,