Aiming at decreasing the fluoride and sodium content of processing flux in Baoshan Iron and Steel co, the dephosphorization and desulfurization experiment during hot metal pretreatment was performed.
宝钢预处理熔剂中氟含量和钠含量较高，为此在实验室进行了铁水预处理脱磷、脱硫实验。
Semi-solid metal forming is a hot research point of the metal processing technology in recent years.
半固态金属加工是近年来金属加工技术研究的热点。
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