The buckling and "fish tail" are often occurred in sizing press, which can reduce the metal yield.
前言：板坯调宽侧压过程中常出现失稳弯曲及头尾部鱼尾过长现象，降低了产品的成材率。
Smaller slag volume in steelmaking with hot metal containing low silicon will benefit to reduce the consumption of lime and increase metal yield.
低硅铁水炼钢可以实现少渣炼钢，有利于减少石灰消耗和提高金属收得率。
The blowing is smooth and steady, decarbonization and dephosphorization take place simultaneously, the lime consumption is low and the metal yield is higher than that of the top blowing.
吹炼过程平稳，脱碳与脱磷同时进行，石灰用量少，金属收得率较顶吹转炉高。
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