To study the vibrating property of sub-soiling shovel, the shovel was motivated in one point and the output signal was picked up in multiple-point using modal analysis method.

• 为了研究深松铲的振动特性,采用模态试验的方法,对深松铲进行单点激励、多点拾振,应用信号分析软件进行深松铲的模态参数识别。