Test and analysis of needle-like metallographic sample in micro-nano scale
YANG Xiao, PAN Hengpei, WANG Shining, LI Xuefeng, ZHANG Xinyao, GAO Lingqing
PHYSICS EXAMINATION AND TESTING . 2023, (4): 20 -23 .  DOI: 10.13228/j.boyuan.issn1001-0777.20220061