There is an opening in the bottom of the ladle called nozzle which is sealed with a vertical refractory stopper.
盛钢桶底有个叫作水口的孔,由一根直立的耐火材料做的塞棒堵住。
There is an opening in the bottom of the ladle, called nozzle, which is sealed with a vertical refractory stopper.
盛钢桶底有个叫作水口的孔,由一根直立的耐火材料做的塞棒堵住。
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