
Analysis of linear trace defect on the outside surface of 20# steel pipe sleeve parts
LÜ Fang, HUANG Kaihua, HAO Yongjin, YU Lei, LI Yuejie, MA Ding
Physics Examination and Testing ›› 2025, Vol. 43 ›› Issue (1) : 51-56.
Analysis of linear trace defect on the outside surface of 20# steel pipe sleeve parts
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