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一、前言 1975年炼钢室和北京钢院物化实验室共同研制了一台熔点仪。十余年来,这台仪器用于炉渣熔点的测定工作,为科研和生产作出一定贡献。
First, the foreword In 1975 the steelmaking room and the Beijing steel hospital physicochemical laboratory co-developed a melting point meter. More than ten years, this instrument is used for the determination of the melting point of the slag for scientific research and production to make some contribution.