产物的转动取向
Product rotational alignment
等效刚性附着转子
equivalent rigid-attached rotor
公物的转换
public property’s conversion
氧气斜吹旋转转炉
oxygen inclined blowing rotating converter
转炉炉壳
Material Index Shell of BOF
enclosure of convertor
converter shell
convert shell
转炉炉龄
Campaign Life of Converter