熔滴复合电弧增材制造2219铝合金组织与性能
王勇超,魏正英,贺鹏飞

Structure and property of 2219 aluminum alloy fabricated by droplet+arc additive manufacturing
Yongchao WANG,Zhengying WEI,Pengfei HE
图 9 晶粒形态演化示意图与实验结果
Fig.9 Schematic diagram of grain morphology evolution and experimental result