悬臂梁振动主动控制，包括悬臂梁振动动力学模型，悬臂梁振动力学分析，悬臂梁振动微分方程，悬臂梁的PID控制仿真 -Cantilever vibration control, including the dynamic model of the cantilever vibration, the cantilever vibration mechanical analysis, differential equations cantilever vibration, the cantilever P