激光焊接裂纹磁光成像频域特征分析
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杜亮亮, 高向东, 张南峰, 季玉坤. 激光焊接裂纹磁光成像频域特征分析[J]. 激光技术, 2020, 44(2): 226. DU Liangliang, GAO Xiangdong, ZHANG Nanfeng, JI Yukun. Analysis on frequency domain characteristics of magneto-optical imaging of laser welding crack[J]. Laser Technology, 2020, 44(2): 226.