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含硫、稀土、铋等合金元素的易切削奥氏体不锈钢研究
吴迪,李壮
Study of Free Cutting Austenitic Stainless Steel Containing Sulfur, Rare Earths and Bismuth
WU Di1,LI Zhuang2
钢铁 . 2011, (8): 78 -82 .