Influence factors and improvement methods on the porosity of 3D printing metal materials
NI Xiao-qing, KONG De-cheng, WEN Ying, DONG Chao-fang, ZHANG Liang, LU Lin, SONG Jia, WU Wen-heng
Powder Metallurgy Technology . 2019, (3): 163 -169,183 .  DOI: 10.19591/j.cnki.cn11-1974/tf.2019.03.001