State Key Laboratory of Advanced Welding and Joining, Harbin Institute of Technology, Harbin 150001,China;
Welding Process Section, Dongfang Boiler Group Co. Ltd., Zigong 643001, China;
疲劳裂纹萌生寿命; Al-Zn-Mg合金; 焊接接头; 扫描电子显微镜; 热影响区; 疲劳失效寿命; 第二相粒子; 贱金属;