单词 | oxygen steelmaking |
释义 | oxygen steelmaking [`äk·sǝ·jǝn `stēl´māk·iŋ] METALLURGY The manufacture of steel from molten pig iron and steel scrap by methods which employ pure oxygen gas (99+%) and suitable fluxes to remove carbon and phosphorus (and in part, sulfur) without introducing nitrogen or hydrogen. |
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