基于非线性Lamb波混频技术的复合板微裂纹方向识别研究
赵前, 李义丰
Research on recognition of micro⁃crack direction in composite plate based on nonlinear Lamb wave mixed⁃frequency technique
Qian Zhao, Yifeng Li
南京大学学报(自然科学版) . 2021, (3): 473 -481 .  DOI: 10.13232/j.cnki.jnju.2021.03.016