Department of Mechanical and Electrical Engineering;
Zhengzhou Institute of Aeronautical Industry Management;
Zhengzhou;
450015.;
Zhengzhou Institute of Aeronautical Industry Management;
Zhengzhou;
450015.;
Henan No. 2 Thermal Power Construction Company;
Zhengzhou;
450005.;
小波阈值; 摩擦焊接; 去噪算法; 噪声降低; 超声回波; 阈值函数; 超声波检测; 基础;