基于Chebyshev-Ritz法分析多裂纹梁自振特性
赵佳雷,周叮,张建东,胡朝斌

Free vibration characteristics of multi-cracked beam based on Chebyshev-Ritz method
Jia-lei ZHAO,Ding ZHOU,Jian-dong ZHANG,Chao-bin HU
图 3 带有3条不同深度裂纹的梁的分析模型
Fig.3 Analytical model of beam with three cracks of different depths