30CrMo钢热穿轧毛管表面缺陷分析
王得礼,谢新亮,林生秀
Analysis of surface defect hot piercing capillary of 30CrMo steel
WANG De-li, XIE Xin-liang, LIN Sheng-xiu
物理测试 . 2019, (2): 47 -49 .  DOI: 10.13228/j.boyuan.issn1001-0777.20180063