超高纯度不锈钢 super high pure stainless steel
高纯度钢
High-purity steel
以上为机器翻译结果，长、整句建议使用 人工翻译 。
本文主要研究了从某含铬不锈钢废渣中提取高纯度的氧化铬的工艺过程。
It is mainly studied in this paper that extracting high-purity chromium oxide from a kind of scrap containing chromium named stainless steel residue.
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