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| taphole drilling machine and clay gun (【技】冶炼铁合金用埋弧还原电炉打通和堵塞出铁口的专用设备。主要类型有：组合式开眼堵眼机、单一式开眼机和单一式堵眼机。安装方式有：吊挂环轨式、地上直轨式、固定式和摆动式。) | |||
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