high efficiency oxygen blowing
high efficiency oxygen blowing
高效吹氧
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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These play an important role in high efficiency oxygen blowing of converter, steelmaking with hot metal containing low silicon and the exploitation of slag splashings for protecting lining.
在转炉高效吹氧、低硅铁水炼钢和溅渣护炉技术开发中都起到了重要作用。
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