短语
冷装废钢法
cold scrap process
废钢炼钢法
scrap practice
生铁废钢炼钢法
scrap and pig process
;
pig and scrap process
;
pig-iron scrap process
废钢铁水炼钢法
scrap and hot metal practice
全废料炼钢法
all scrap process
-
scrap process
scrap process
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