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为保证冲天炉熔炼的正常进行,防止加料电磁盘电缆线与钢丝绳缠绕在一起而卡死或拉断。机电部北京机床研究所铸造分所,设计一种简单而又实用的收放电缆装置(见图)。
In order to ensure the normal cupola melting, to prevent charging disk cable and wire rope wound together or pulled off. Electrical and Mechanical Beijing Institute of foundry foundry, to design a simple and practical retractable cable device (see photo).