By means of experimental investigation, this paper analyses the applicabilities and limitations of pole-zero model and wave approach in predicating the phase behavior of vibrational structures.

• 通过对机械结构相位特性的试验研究,分析了极点零点模型和波动理论应用于相位特性估计的适用性和局限性,讨论了相位特性与有关因素之间的关系。