镁合金选区激光熔化增材制造技术研究现状与展望
彭立明, 邓庆琛, 吴玉娟, 付彭怀, 刘子翼, 武千业, 陈凯, 丁文江

Additive Manufacturing of Magnesium Alloys by Selective Laser Melting Technology: A Review
PENG Liming, DENG Qingchen, WU Yujuan, FU Penghuai, LIU Ziyi, WU Qianye, CHEN Kai, DING Wenjiang
图7 匙孔失稳形成气泡的具体过程[89]
Fig.7 The specific process of forming bubbles due to keyhole instability[89] (d1—keyhole depth, d2—mini keyhole depth, Pi —keyhole pore)